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OMRON Snap Action Switch: Plunger Actuator, 1NO/1NC - Plunger Snap-Action Switches
OMRONPlunger Snap-Action Switches

OMRON Snap Action Switch: Plunger Actuator, 1NO/1NC

The OMRON Snap Action Switch with Plunger Actuator (MPN A-20GD-B7-K) is a plunger snap-action switch from the OMRON Series A. It features a 1NO/1NC contact configuration and an AC contact rating of 20 A @ 480 V, with…

SKU 3G-OTH-40285

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

OMRON
Manufacturer Part Number
A-20GD-B7-K
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 Plunger Actuator (MPN A-20GD-B7-K) is a plunger snap-action switch from the OMRON Series A. It features a 1NO/1NC contact configuration and an AC contact rating of 20 A @ 480 V, with screw-type electrical connections.

Frequently Asked Questions

What is the OMRON A-20GD-B7-K snap action switch used for?

The OMRON A-20GD-B7-K snap action switch is used for industrial control and automation applications requiring reliable position sensing or limit switching. Its plunger actuator and 1NO/1NC contacts make it suitable for machine tools, conveyors, and packaging equipment where precise, repeatable switching at up to 20 A @ 480 V AC is needed.

What are the specifications of the OMRON A-20GD-B7-K?

The OMRON A-20GD-B7-K is a Series A snap action switch with a plunger actuator. It has a 1NO/1NC contact configuration and an AC contact rating of 20 A @ 480 V. Electrical connection is via screw terminals. The manufacturer part number is A-20GD-B7-K, and it is made by OMRON.

Where to buy the OMRON A-20GD-B7-K worldwide?

You can source the OMRON A-20GD-B7-K snap action switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine OMRON components for industrial applications.

How to install the OMRON A-20GD-B7-K snap action switch?

To install the OMRON A-20GD-B7-K, mount the switch securely using the provided screw holes, ensuring the plunger aligns with the actuating mechanism. Connect wires to the screw terminals per the 1NO/1NC wiring diagram. Verify the AC contact rating (20 A @ 480 V) matches your circuit. Test actuation before finalizing the installation.

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 plunger 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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