OMRON Plunger Limit Switch: Roller Plunger, Metallic, Momentary
The OMRON ZE-Q21-2S is a top-mount roller-plunger limit switch from the ZE series, featuring a metallic, momentary action. It is constructed with stainless steel and includes screw terminals for secure wiring…
SKU 3G-OTH-130305
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Product Description
The OMRON ZE-Q21-2S is a top-mount roller-plunger limit switch from the ZE series, featuring a metallic, momentary action. It is constructed with stainless steel and includes screw terminals for secure wiring connections.
Frequently Asked Questions
What is the OMRON ZE-Q21-2S limit switch used for?
The OMRON ZE-Q21-2S is a top-mount roller-plunger limit switch used for position sensing and control in industrial automation. It detects the presence or absence of objects in machinery, conveyors, and packaging equipment, providing a momentary electrical signal for safety interlocks or sequencing.
What are the specifications of the OMRON ZE-Q21-2S?
The OMRON ZE-Q21-2S is a metallic, momentary-action limit switch from the ZE series. It features a stainless steel roller plunger actuator and screw terminals for wiring. The switch is designed for top-mount installation and provides reliable position detection in harsh environments.
Where to buy the OMRON ZE-Q21-2S limit switch worldwide?
3G Electric supplies the OMRON ZE-Q21-2S limit switch to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this ZE series switch.
How to install the OMRON ZE-Q21-2S roller plunger limit switch?
Mount the OMRON ZE-Q21-2S securely using the top-mount holes, ensuring the roller plunger aligns with the cam or actuator. Connect wires to the screw terminals per the wiring diagram, using appropriate torque. Verify the switch actuates cleanly before energizing the circuit.
Used in
Common applications for OMRONOMRON Products
3G Electric supplies OMRON top-mount roller-plunger limit switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















