How to Order Single Unit 25A-ZK2 A 12 N 0 N N 08. e Combination of supply valve Note 3) and release valve. Note 5) K. Note 6)

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1 Vacuum Unit RoHS Series 25A-ZK2 How to Order Single Unit Ejector System (with Valve) Ejector System (without Valve) 25A-ZK2 A 12 K 5 A 08 25A-ZK2 A q w e r t y u i Remains blank when option is not selected. q System/ody type System ody type Exhaust type A Silencer exhaust e Combination of supply valve and release valve Supply valve Release valve ote 5) K.C..C. Supply valve Release valve Ejector system Single unit Port exhaust Port size of exhaust port: ø8 (Metric) J R.C. Self-holding release valve linked ote 4).C. w ominal nozzle size System ominal size Ejector system ote 2) ø0.7 ø1.0 ø1.2 ø1.5 ote 2) Standard supply pressure for nozzle size 07 to 12 is 0.35 MPa, 15 is 0.4 MPa Manifold type is not available. ote 6) r Rated voltage Voltage 5 24 VDC 6 12 VDC 0 When e is ote 6) Rated voltage for the supply and release valve Only non-locking type is available for the manual override for K, J, R. ote 4) Self-holding type maintains vacuum by instantaneous energization (20 ms or more). Stopping the vacuum turns on the release valve. (signal to stop vacuum not needed) ote 5) When the digital pressure switch for vacuum with energy saving function is selected for t, select K for e Combination of supply valve and release valve. t Pressure sensor/digital pressure switch for vacuum specifications Pressure range Type Specifications [kpa] P T A C D E F H J K Q R S Pressure sensor Digital pressure switch for vacuum Digital pressure switch for vacuum with energy saving function ote 9) 0 to to 100 P 2 outputs 0 to 101 PP 2 outputs P 2 outputs 100 to 100 PP 2 outputs 100 to 100 Analog output 1 to 5 V Analog output 1 to 5 V P 1 output PP 1 output Unit selection function ote 7) SI unit only ote 8) Unit selection function ote 7) SI unit only ote 8) Unit selection function ote 7) SI unit only ote 8) Unit selection function ote 7) SI unit only ote 8) Unit selection function ote 7) SI unit only ote 8) Unit selection function ote 7) SI unit only ote 8) Pressure sensor Digital pressure switch for vacuum Digital pressure switch for vacuum with energy saving function Without pressure sensor/ Digital pressure switch for vacuum 115 ote 7) Unit selection function is not available in Japan due to new measurement law. ote 8) Fixed unit: kpa ote 9) When K, Q, R or S is selected, select K for e Combination of supply valve and release valve. Select W or 3 for y.

2 y Supply valve/release valve/digital pressure switch for vacuum connector specifications Type efor supply valve/release valve ote 10) tead wire with Connector type ead wire with connector ote 11) u Vacuum (V) port ote 16) connector for pressure switch/ sensor ote 13) 06 Metric size ote 14) type plug connector Port size ø6 One-touch fitting V ø8 One-touch fitting ote 12) ote 14) ote 16) Supply port size of single unit: ø6 ote 11) ote 15) Connector assembly ZK2 V W 3 ote 12) W With lead wire for switch with energy saving function 1 on-valve (without supply/release valve) When is selected for e Applicable valve type ote 15) ote 14) For double Red lack D With individual release pressure Use when supply pressure for vacuum release which pressure supply (PD) port type ote 18) is different from the ejector supply pressure is requested. J Vacuum break flow adjustment needle Round lock nut type Thicker than standard hexagon type. More suitable for hand tightening. Round lock nut improves operability when port exhaust type is used. K Vacuum break flow adjustment needle Screwdriver operation type Slotted type improves fine adjustment performance when port exhaust type is used. W With exhaust interference prevention valve ote 19), 20), 21) When ejectors are operated individually, exhausted air may flow backward from the V port of ejectors that are OFF. Exhaust interference prevention valve prevents back flow. ote) Refer to the WE catalog or the est Pneumatics o. 4 when mounting single unit to DI rail. q w e r t y u Single Unit and Options ote 22) lack Function/Application Use when a single unit is mounted to the floor in With one bracket for mounting a single unit an upright position is requested. (The part number for ordering only a bracket is ZK2-K1-A. olt (Mounting screw is nuts are included.) attached.) White Red P Type 300 mm 600 mm 1000 mm 2000 mm 3000 mm When is selected for both e and t (without supply/release valve, without switch, pressure sensor) Without option For single i Optional specifications/functions/applications ote 17) ead wire length Valve type K/R W (With supply valve and release valve) Valve type J S (Supply valve only) ote 10) Solenoid valve with light/surge voltage suppressor ote 11) Standard lead wire length for solenoid valve is 300 mm. ote 12) For lead wire lengths other than standard, select 1 or 3, and order the connector assembly desired. (Refer to the table on the right.) ote 13) Standard lead wire length for pressure sensor is 3 m. Standard lead wire length with connector for vacuum pressure switch and the lead wire length for switch with energy saving function is 2 m. ote 14) Select, 1, when the pressure sensor (P, T) is selected for t Pressure sensor/digital pressure switch for vacuum specifications. Since only grommet type is available for the pressure sensor, sensor without lead wire cannot be selected. ote 15) Select when no vacuum pressure switch, pressure sensor, or vacuum pressure switch with connector without lead wire is used. A i D J K 5 K A J 6 to to ZK2 12 R ote 22) When J or is selected for e Combination of Supply Valve and Release Valve, D, J or K cannot be selected for i Optional Specifications/Functions/Applications. For options not in the table, please contact SMC. racket PD port Vacuum break flow adjustment needle Vacuum break flow adjustment needle Exhaust interference prevention valve ote 17) When more than one option is selected, list the option symbols in an alphabetical order. Example) -J ote 18) Use One-touch fittings or barb fittings with O.D. ø8 or less for piping. (Recommended fitting: KQ2S23-M3) ote 19) To prevent backflow of the exhaust air, not for holding vacuum. This option does not completely stop the backflow of the exhaust air. Select port exhaust type depending on purpose. ote 20) When J is selected for e Combination of supply valve and release valve and W (exhaust interference prevention valve type) is selected for i Optional specifications/functions/applications, install a release valve or vacuum breaker. ote 21) When K, Q, R, or S is selected for t Pressure sensor/digital pressure switch for vacuum specifications, the exhaust interference prevention valve is provided. So, it is not necessary to select W. Specifications and dimensions for the 25A-series are the same as standard products. 116 Electric Fluid Control Detection Fittings/Flow Air Filters/Pressure Clean Air Preparation Vacuum Rotary Control Control Air Filters Air rippers PV: Air pressure supply port/port for vacuum source (Vacuum pump) PS: Pilot pressure supply port PD: Individual release pressure supply port V: Vacuum port EXH: Exhaust port PE: Pilot pressure exhaust port Related Directional Products Air Cylinders Control Valves 25A-ZK2 Auto Vacuum Unit Series

3 Series 25A-ZK2 Replacement Parts/How to Order Vacuum pressure switch assembly 25A ZK2 ZS E A M A q w e r q Rated pressure range and function E 0 to 101 kpa Vacuum pressure switch F 100 to 100 kpa Pressure switch with V 100 to 100 kpa energy saving function w Output specifications A P PP e Unit specifications Unit selection function M SI unit only ote 2) Unit selection function is not available in Japan due to measurement law. ote 2) Fixed unit: kpa r ead wire with connector With lead wire Open collector 2 outputs Open collector 1 output When q is E or F For vacuum pressure switch, ead wire with connector (ength 2 m) When q is V For switch with energy saving function, ead wire with connector (ength 2 m) ead wire with connector for vacuum pressure switch (When individual lead wire is necessary, order with the part number below.) ead wire with connector for vacuum pressure switch ZS 39 5 ead wire with connector for switch with energy saving function ZK2 W A 20 A Pressure sensor assembly ZK2 1 3 Output specifications A P open collector PP open collector 25A PS 1 A Rated pressure range and specifications 0 to 101 kpa, Output: 1 to 5 V, Accuracy: ±2% F.S. or less 100 to 100 kpa, Output: 1 to 5 V, Accuracy: ±2% F.S. or less 117

4 Auto Electric Fluid Control Detection Fittings/Flow Control Air Filters/Pressure Control Clean Air Filters Air Preparation Vacuum Air rippers Rotary Related Products Air Cylinders Directional Control Valves 118

5 Space Saving Vacuum Ejector Series 25A-ZQ [Option] ote) CE-compliant: For DC only. How to Order Ejector Unit 25A ZQ1 05 1U K1 5 EA q w e r t y u i o!0!1!2!3!4 Series compatible with secondary batteries q ozzle nominal size w Exhaust type ø0.5 ø0.7 ø1.0 1U 3M With silencer for single unit With silencer for manifold e Solenoid valve combination (Refer to Table (1).) K1 K2 J1 J2 Q1 Q2 1 2 Table (1) Combination of Solenoid Valve, Pilot Valve and Power Supply Voltage Combination no. q w e r t y u i o!0 Supply valve ormally open ormally open atching positive common atching positive common atching negative common atching negative common Solenoid valve combination symbol K1 K1 K2 J1 J1 J2 Q1 Q2 1 2 Pilot valve symbol Vacuum release valve In cases when K2 or J2 (supply valve normally open) is selected for the solenoid valve combination, when vacuum is stopped for long periods of time (10 minutes or more), do not continue to energize the supply valve, and shut off the air supply. 100 AC Applicable power supply voltage (V) 200 AC r Pilot valve (Refer to Table (1).) 110 AC Combinations q to!0 in the above table are the only possible options. ote 2) Standard (DC: 1 W) ote 2) DC low wattage type (0.5 W) ote 2) Avoid energizing the solenoid valve for long periods of time. (Refer to Design and Selection on Specific Product Precautions.) 220 AC 24 DC 12 DC t Solenoid valve rated voltage (Refer to Table (1).) VAC (50/60 Hz) 200 VAC (50/60 Hz) 110 VAC (50/60 Hz) 220 VAC (50/60 Hz) 24 VDC 12 VDC CE-compliant CE-compliant products are not available for 1, 2, 3 and

6 Space Saving Vacuum Ejector Series 25A-ZQ y Electrical entry O -type plug connector, with 0.3 m lead wire, with light/surge voltage suppressor -type plug connector, without connector, with light/surge voltage suppressor ote 4) u Manual override Directional Control Valves on-locking push type atching type: Push-locking type ocking type (Q1/Q2/1/2: ot applicable) ote 4) atching type supply valve: Available in only. In this case, the supply valve and release valve come with a push-locking type. Air Cylinders Related Products Rotary rommet, with 0.3 m lead wire (atching/ac type: ot applicable) Air rippers ote 5) i Vacuum pressure switch suction filter EA E EC EE FA F FC FE F 0 to 101 kpa/p open collector 2 outputs, with suction filter 0 to 101 kpa/pp open collector 2 outputs, with suction filter 0 to 101 kpa/p open collector 1 output + analog voltage, with suction filter 0 to 101 kpa/pp open collector 1 output + analog voltage, with suction filter 100 to 100 kpa/p open collector 2 outputs, with suction filter 100 to 100 kpa/pp open collector 2 outputs, with suction filter 100 to 100 kpa/p open collector 1 output + analog voltage, with suction filter 100 to 100 kpa/pp open collector 1 output + analog voltage, with suction filter Suction filter only ote 5) The filter included in this product is of an simple type, and will become clogged quickly in environments with high quantities of dust or particulates. Please make additional use of an air suction filter of the ZFA, ZF or ZFC series. Warning The filter case of this suction filter is made of nylon. Contact with alcohol or similar chemicals may cause it to be damaged. Also, do not use the filter when these chemicals are present in the atmosphere. ote 8)!1 Check valve K With check valve ote 8) The check valve has a function to prevent the exhaust air from the silencer overflowing to the vacuum port side when a manifold is used. However, depending on usage conditions, it does not always suppress air overflow to the desired extent. During usage, please inspect thoroughly with actual machine. Also, in order to completely prevent the overflow of exhaust air, leave plenty of space between the check valve unit and adjacent ejector to avoid interference from the ejector s exhaust unit. Warning q Cannot be used for vacuum retention. w Use a release valve. (Without a release valve, a workpiece may not be released.)!2 Fitting (V port) 0!3 Fitting (P port) 0 Applicable tubing O.D. Without fitting (M5 x 0.8) Applicable tubing O.D. Object spec. Without port Manifold Without fitting (M5 x 0.8) Single unit o Vacuum pressure switch unit specifications!0 Vacuum pressure switch lead wire specifications!4 CE-compliant CE-compliant Specifications and dimensions for the 25A-series are the same as standard products. M P ote 6) With unit switching function ote 7) Fixed SI unit ote 6) With unit switching function (Initial value psi) ote 6) Under the ew Measurement aw, sales of switches with the unit switching function are not allowed for use in Japan. ote 7) Fixed unit: kpa Without connector ead wire with connector (ead wire length 2 m) With connector cover Q ote) CE-compliant: For DC only. 120 Vacuum Air Preparation Clean Air Filters Air Filters/Pressure Control Fittings/Flow Control Detection Fluid Control Electric Auto

7 Series 25A-ZQ How to Order 25A ZZQ1 07 S C Manifold umber of stations ote) 01 1 station 02 2 stations Specifications and dimensions for the 25A-series are the same as standard products stations ote) umber of stations varies according to nozzle nominal size during simultaneous operation. Maximum umber of Stations in Simultaneous Operation ozzle Maximum number nominal of stations in simultaneous size operation ø0.5 8 stations ø0.7 6 stations ø1.0 4 stations Air pressure supply (P) port position oth sides S Exhaust With silencers (oth sides) Vacuum release pressure supply port (PD port) (Release pressure is supplied from the P port.) Provided C (Air can be alternatively supplied from the P port.) 121

8 Space Saving Vacuum Ejector Series 25A-ZQ How to Order Solenoid valve Actuation 1 25A ZQ1-VQ A ZQ1-VQ Actuation 2 ormally open Pilot valve Standard (1 W) Pilot valve Solenoid valve rated voltage 5 24 VDC 6 12 VDC Standard (DC: 1 W) DC low wattage type (0.5 W) AC type: ot applicable atching positive common atching negative common Manual override ote) Solenoid valve rated voltage VAC (50/60 Hz) VAC (50/60 Hz) VAC (50/60 Hz) VAC (50/60 Hz) 5 24 VDC 6 12 VDC on-locking push type atching type: Push-locking type ocking type ote) atching type: Available in only Electrical entry ote) -type plug connector, with 0.3 m lead wire -type plug connector, O without connector rommet, with 0.3 m lead wire (atching/ac type: ot applicable) ote) Mounting screws are attached. Directional Control Valves Air Cylinders Related Products Rotary Air rippers Vacuum Vacuum pressure switch EA E EC EE FA F FC FE 25A ZQ1-ZS Vacuum pressure switch specifications 0 to 101 kpa/p open collector 2 outputs, with suction filter 0 to 101 kpa/pp open collector 2 outputs, with suction filter 0 to 101 kpa/p open collector 1 output + analog voltage, with suction filter 0 to 101 kpa/pp open collector 1 output + analog voltage, with suction filter 100 to 100 kpa/p open collector 2 outputs, with suction filter 100 to 100 kpa/pp open collector 2 outputs, with suction filter 100 to 100 kpa/p open collector 1 output + analog voltage, with suction filter 100 to 100 kpa/pp open collector 1 output + analog voltage, with suction filter Vacuum pressure switch unit specifications With unit switching function ote 2) M Fixed SI unit With unit switching function P (Initial value psi) Under the ew Measurement aw, sales of switches with the unit switching function are not allowed for use in Japan. ote 2) Fixed unit: kpa Vacuum pressure switch lead wire specifications Without connector ead wire with connector (lead wire length 2 m) With connector cover Check valve K With check valve A Fitting (V port) Applicable tubing O.D. 0 Without fitting (M5 x 0.8) The check valve has a function to prevent the exhaust air from the silencer overflowing to the vacuum port side when a manifold is used, but it is incapable of completely preventing overflow. During usage, please inspect thoroughly with actual machine. Also, in order to completely prevent the overflow of exhaust air, leave plenty of space between the check valve unit and adjacent ejector to avoid interference from the ejector s exhaust unit. Warning q Cannot be used for vacuum retention. w Use a vacuum release valve. (Without a vacuum release valve, the workpiece may not be released.) ead wire with ote connector part no. ead wire length 2 m ZS-39-5 (With connector cover) Air Preparation Clean Air Filters Air Filters/Pressure Control Fittings/Flow Control Detection Fluid Control Electric Specifications and dimensions for the 25A-series are the same as standard products. Auto 122

9 Space Saving Vacuum Pump System Series 25A-ZQ [Option] ote) CE-compliant: For DC only. How to Order Vacuum pump unit 25A ZQ1000 U K1 5 Series compatible q w e r t y u i o!0!1!2 with secondary batteries q ody type EA U M For single unit For manifold w Solenoid valve combination (Refer to Table (1).) K1 K2 J1 J2 Q1 Q2 1 2 Supply valve ormally open ormally open atching positive common atching positive common atching negative common atching negative common Vacuum release valve The air in the adsorption section of this product is not released to the atmosphere at the vacuum suspension state. As for K1, K2, Q1 and 1, use the vacuum release valve when a workpiece is detached. Concerning J1, J2, Q2 and 2, devise the circuit for the vacuum release additionally when a workpiece is detached. In cases when K2 or J2 (supply valve normally open) is selected for the solenoid valve combination, when vacuum is stopped for long periods of time (10 minutes or more), do not continue to energize the supply valve, and shut off the air supply. e Pilot valve (Refer to Table (1).) r Solenoid valve rated voltage (Refer to Table (1).) ote 2) Standard (DC: 1 W) DC low wattage type (0.5 W) ote 2) VAC (50/60 Hz) CE-compliant ote 2) Avoid energizing the solenoid VAC (50/60 Hz) valve for long periods of time VAC (50/60 Hz) (Refer to Specific Product VAC (50/60 Hz) Precautions; Caution on Design and Selection.) 5 24 VDC 6 12 VDC CE-compliant products are not available for 1, 2, 3 and 4. Table (1) Combination of Solenoid Valve, Pilot Valve and Rated Voltage Combination Solenoid valve Pilot valve no. combination symbol symbol 100 AC 200 AC q w e r t y u i o!0 K1 K1 K2 J1 J1 J2 Q1 Q2 1 2 Combinations q to!0 in the above table are the only possible options. 123 Applicable power supply voltage (V) 110 AC 220 AC 24 DC 12 DC

10 Space Saving Vacuum Pump System Series 25A-ZQ t Electrical entry O -type plug connector, with 0.3 m lead wire, with light/surge voltage suppressor Directional Control Valves -type plug connector, without connector, with light/surge voltage suppressor ote 4) y Manual override on-locking push type atching type: Push-locking type ocking type (Q1/Q2/1/2: ot applicable) ote 4) atching type supply valve: Available in only. In this case, the supply valve and release valve come with a push-locking type. Air Cylinders Related Products Rotary rommet, with 0.3 m lead wire (atching/ac type: ot applicable) Air rippers ote 5) u Vacuum pressure switch suction filter EA E EC EE FA F FC FE F 0 to 101 kpa/p open collector 2 outputs, with suction filter 0 to 101 kpa/pp open collector 2 outputs, with suction filter 0 to 101 kpa/p open collector 1 output + analog voltage, with suction filter 0 to 101 kpa/pp open collector 1 output + analog voltage, with suction filter 100 to 100 kpa/p open collector 2 outputs, with suction filter 100 to 100 kpa/pp open collector 2 outputs, with suction filter 100 to 100 kpa/p open collector 1 output + analog voltage, with suction filter 100 to 100 kpa/pp open collector 1 output + analog voltage, with suction filter Suction filter only ote 5) The filter included in this product is of an simple type, and will become clogged quickly in environments with high quantities of dust or particulates. Please make additional use of an air suction filter of the ZFA, ZF or ZFC series. Warning The filter case of this suction filter is made of nylon. Contact with alcohol or similar chemicals may cause it to be damaged. Also, do not use the filter when these chemicals are present in the atmosphere.!0 Fitting (V port) 0 ote 8) Applicable tubing O.D. Without fitting (M5 x 0.8) ote 8)!1 Fitting (PS / PV port) 0 Applicable tubing O.D. Without port Without fitting (M5 x 0.8) Part no. Object spec. Manifold Single unit i Vacuum pressure switch unit specifications M P ote 6) With unit switching function ote 7) Fixed SI unit ote 6) With unit switching function (Initial value psi) ote 6) Under the ew Measurement aw, sales of switches with the unit switching function are not allowed for use in Japan. ote 7) Fixed unit: kpa o Vacuum pressure switch lead wire specifications Without connector ead wire with connector (ead wire length 2 m) With connector cover Vacuum Air Preparation Clean Air Filters Air Filters/Pressure Control Fittings/Flow Control Detection!2 CE-compliant Q CE-compliant ote) CE-compliant: For DC only. ote 8) For filter only (Without vacuum pressure switch) When neither V port fitting nor PS/PV port fitting are needed, enter nothing or 00 in the dotted line How to Order. Fluid Control Electric Specifications and dimensions for the 25A-series are the same as standard products. 124 Auto

11 Series 25A-ZQ How to Order 25A Manifold ZZQ umber of stations 01 1 station 02 2 stations 08 8 stations Vacuum pressure supply port (PV port) Port location (Refer to Table (1).) R eft side Right side Table (1) Air Pressure Supply Port ocation on the Manifold Manifold PD port Port location (eft side) R (Right side) (eft side) C R (Right side) PS ote) eft PV PD Right PS PV ote) PD ote) The position of each port is shown as right and left sides viewed from the front side of the vacuum port. Release pressure is commonly supplied from the PS port. PS: Pilot pressure supply port, PV: Vacuum pressure supply port, PD: Release pressure supply port C Release pressure supply port (PD port) (Release pressure is supplied from the PS port.) Provided (Air can be alternatively supplied from the PS port.) Specifications and dimensions for the 25A-series are the same as standard products. 125

12 Space Saving Vacuum Pump System Series 25A-ZQ How to Order Solenoid valve 25A 25A Actuation 1 ZQ1 VQ ZQ1 VQ Actuation 2 ormally open Pilot valve Standard (1 W) Pilot valve Solenoid valve rated voltage 5 24 VDC 6 12 VDC Standard (DC: 1 W) DC low wattage type (0.5 W) AC type: ot applicable atching positive common atching negative common Manual override ote) Solenoid valve rated voltage VAC (50/60 Hz) VAC (50/60 Hz) VAC (50/60 Hz) VAC (50/60 Hz) 5 24 VDC 6 12 VDC on-locking push type atching type: Push-locking type ocking type ote) atching type: Available in only Electrical entry ote) -type plug connector, with 0.3 m lead wire -type plug connector, O without connector rommet, with 0.3 m lead wire (atching/ac type: ot applicable) ote) Mounting screws are attached. Directional Control Valves Air Cylinders Related Products Rotary Air rippers Vacuum Vacuum pressure switch EA E EC EE FA F FC FE 25A ZQ1 ZS Vacuum pressure switch specifications 0 to 101 kpa/p open collector 2 outputs, with suction filter 0 to 101 kpa/pp open collector 2 outputs, with suction filter 0 to 101 kpa/p open collector 1 output + analog voltage, with suction filter 0 to 101 kpa/pp open collector 1 output + analog voltage, with suction filter 100 to 100 kpa/p open collector 2 outputs, with suction filter 100 to 100 kpa/pp open collector 2 outputs, with suction filter 100 to 100 kpa/p open collector 1 output + analog voltage, with suction filter 100 to 100 kpa/pp open collector 1 output + analog voltage, with suction filter Vacuum pressure switch unit specifications With unit switching function ote 2) M Fixed SI unit With unit switching function P (Initial value psi) Under the ew Measurement aw, sales of switches with the unit switching function are not allowed for use in Japan. ote 2) Fixed unit: kpa Vacuum pressure switch lead wire specifications Without connector ead wire with connector (ead wire length 2 m) With connector cover Check valve K With check valve A Fitting (V port) Applicable tubing O.D. 0 Without fitting (M5 x 0.8) The check valve has a function to prevent the exhaust air from the silencer overflowing to the vacuum port side when a manifold is used, but it is incapable of completely preventing overflow. During usage, please inspect thoroughly with actual machine. Also, in order to completely prevent the overflow of exhaust air, leave plenty of space between the check valve unit and adjacent ejector to avoid interference from the ejector s exhaust unit. Warning q Cannot be used for vacuum retention. w Use a vacuum release valve. (Without a vacuum release valve, the workpiece may not be released.) ead wire with ote connector part no. ead wire length 2 m ZS-39-5 (With connector cover) Air Preparation Clean Air Filters Air Filters/Pressure Control Fittings/Flow Control Detection Fluid Control Electric Specifications and dimensions for the 25A-series are the same as standard products. Auto 126