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Leviton 1257-I Toggle AC Quiet Wall Switch; 1-Pole, SPDT, 120/277 Volt AC, 20 Amp, Ivory

  • Leviton 1257-I Leviton 1257-I Toggle AC Quiet Wall Switch; 1-Pole, SPDT, 120/277 Volt AC, 20 Amp, Ivory
Manufacturer: Leviton
Catalog#: 1257-I
Stoneway Part#: 32644
UPC: 078477165751
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Product Details

Size: 1.370 Inch Width x 2.290 Inch Depth x 4.060 Inch Height

Large silver-cadmium oxide contacts for long life, prevent sticking, welding and excessive pitting

Clamp type terminals accept up to 10 AWG copper wire

Full rated current capacity on fluorescent, tungsten and resistive loads, motor load capacity up to 80% switch current rating

Product Details:

Detailed Description: Leviton AC Quiet toggle switch in ivory color has a voltage rating of 120/277 VAC and current rating of 20 Amps. Switch has power rating of 1 hp at 120 Volts and 2 hp at 240/277 Volts. It can withstand up to 1500 Volts for one minute. It can sustain 100 cycles of overload at 4.8 times the rated current and has a minimum endurance of 50000 cycles. The strap is made of 0.048-Inch thick galvanized steel for durability. Switch operates between -40 to 65 deg C. Industrial grade switch has a toggle made of polycarbonate material for easy operation. It has a torque range of 12 - 14 Inch lb. It features 14 - 10 AWG back terminals and 14 - 12 AWG side terminals for wire accommodation. Switch has back and side termination for faster installation.

Switch features thermoplastic base for durability. It measures 1.370 Inch x 2.290 Inch x 4.060 Inch. It consists of contacts made of silver alloy for good conductivity. Switch has brass clips for grounding purposes. It has double-throw center-off momentary contact. Switch has a cover constructed from thermoplastic material for safety purpose. It comes with 8-32 brass terminal screws and 8-32 brass grounding screws for easy and fast installation. The ratings are permanently marked on the switch.

Switch features brass-hot, black-hot, white-neutral and green-ground for easy terminal identification. Switch is used in heavy-duty applications for high performance. Switch has a flammability rating of V-2 to withstand harsh environmental conditions. Switch meets NEMA, ANSI, NOM, UL, CSA standards.

Product Specification

Action SPDT
Actuator Toggle
Amperage Rating 20
Application Commercial
Brand Leviton
Catalog Description 20 Amp, 120/277 Volt, Toggle Double-Throw Ctr-OFF Momentary Contact Single-Pole AC Quiet Switch, Extra Heavy Duty Spec Grade, Grounding, Back & Side Wired, - Ivory
Catalog Number 1257-I
Connection Back Wired;Side Wired
Finish 2 Ivory
GTIN 00078477165751
Height 4.1250
Height Unit IN
Length 2.2500
Length UOM IN
Mounting Box
Number Of Poles 1
Operating Temperature -40 to +65
Size 46 H x 1.37 W x 2.29 D
Standard NEMA (WD-1 and WD-6);ANSI (C-73);NOM (057);CSA C22.2 No. 111 (File 152105);UL Fed Spec WS896E (File E7458);UL Standard (UL 20)
Type Toggle Switch
UNSPSC 39122211
Voltage Rating 120/277
Width 2.3130
Width UOM IN