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OMRON Snap Action Switch: Hinge Roller Lever Actuator, 1NO/1NC - Roller-Lever Snap-Action Switches
OMRONRoller-Lever Snap-Action Switches

OMRON Snap Action Switch: Hinge Roller Lever Actuator, 1NO/1NC

The OMRON Snap Action Switch with Hinge Roller Lever Actuator (MPN A-20GV21-B) is a roller-lever snap-action switch from the OMRON Series A. It features a 1NO/1NC contact configuration, a screw electrical connection…

SKU 3G-OTH-38560

Brand
OMRON
Item
Snap Action Switch: Hinge Roller Lever Actuator, 1NO/1NC
Category
Roller-Lever Snap-Action Switches
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Technical Specifications

OMRON
Manufacturer Part Number
A-20GV21-B
Series
A
AC Contact Rating
20 A @ 480 V
Electrical Connection
Screw
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OMRON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OMRON Snap Action Switch with Hinge Roller Lever Actuator (MPN A-20GV21-B) is a roller-lever snap-action switch from the OMRON Series A. It features a 1NO/1NC contact configuration, a screw electrical connection, and an AC contact rating of 20 A @ 480 V.

Frequently Asked Questions

What is the OMRON A-20GV21-B snap action switch used for?

The OMRON A-20GV21-B is a hinge roller lever snap-action switch used for position sensing and limit control in industrial automation, packaging, and material handling equipment. Its 1NO/1NC contacts and 20 A @ 480 V rating suit high-current switching in conveyors and machinery.

What are the specifications of the OMRON A-20GV21-B?

The OMRON A-20GV21-B is a Series A snap-action switch with a hinge roller lever actuator. It has a 1NO/1NC contact configuration, screw electrical connection, and an AC contact rating of 20 A @ 480 V. The manufacturer part number is A-20GV21-B.

Where to buy the OMRON A-20GV21-B worldwide?

3G Electric supplies the OMRON A-20GV21-B snap-action switch to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this OMRON Series A switch.

How to install the OMRON A-20GV21-B snap action switch?

Mount the OMRON A-20GV21-B securely using the screw terminals, ensuring the hinge roller lever aligns with the cam or actuator. Wire the 1NO/1NC contacts per your control circuit, and verify the 20 A @ 480 V rating matches your load. Follow standard electrical safety practices.

Used in

Common applications for OMRON
Automotive assembly lines — OMRON G2RV-ST500 AC/DC24 slim relays for compact control panel switching
Packaging machinery — OMRON E2E-X5Y1-M1 inductive proximity sensors for position detection of metal parts
HVAC systems — OMRON LY4-DC12 general-purpose relays for fan and compressor control
High-temperature ovens — OMRON E32-D51 fiber-optic cables for non-contact temperature sensing
Material handling — OMRON D4CC3002 limit switches for conveyor belt end-of-travel detection
Machine tool safety — OMRON TZ-1GV22 snap-action switches for interlock and guard monitoring

OMRON Products

3G Electric supplies OMRON roller-lever snap-action switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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