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3G Electric
OMRON ZE-Q21-2S Top-Mount Roller-Plunger Limit Switch - Top-Mount Roller-Plunger Limit Switches
OMRONTop-Mount Roller-Plunger Limit Switches

OMRON ZE-Q21-2S Top-Mount Roller-Plunger Limit Switch

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

Also listed as: ZEQ212S · ZE Q21 2S

Brand
OMRON
Item
ZE-Q21-2S Top-Mount Roller-Plunger Limit Switch
Part Number
ZE-Q21-2S
Category
Top-Mount Roller-Plunger Limit Switches
Available to Order
Also known as:ZE-Q21-2SOMRON
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
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Technical Specifications

OMRON
Manufacturer Part Number
ZE-Q21-2S

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OMRON Products
3G Electric (S) Pte. Ltd. — Singapore

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 OMRON
Industrial control panels — Omron G7L series power relays for switching high-current loads up to 30 A
HVAC equipment — Omron MJN series relays with 240 V AC coils for compressor and fan control
Process automation — Omron G3NA solid-state relays for silent, high-cycle switching of heaters
Material handling — Omron photoelectric and proximity sensors for position detection and counting
Machine safety — Omron safety relays and interlock switches for guard door monitoring
Power distribution — Omron surface-mounted relays with finger-safe terminals for branch circuit control
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OMRON 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.

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