Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
OMRON D4A2509N Top-Mount Plunger Limit Switch, DPDT, Momentary, Metallic Body - Top-Mount Plunger Limit Switches
OMRONTop-Mount Plunger Limit Switches

OMRON D4A2509N Top-Mount Plunger Limit Switch, DPDT, Momentary, Metallic Body

<p>The OMRON D4A2509N is a top-mount plunger limit switch from the D4A series, featuring a metallic body and a momentary action. It offers DPDT (simultaneous operation) contact form, ensuring reliable switching in…

SKU 3G-OTH-29825

Brand
OMRON
Item
D4A2509N Top-Mount Plunger Limit Switch, DPDT, Momentary, Metallic Body
Part Number
D4A2509N
Category
Top-Mount Plunger Limit Switches
Available to Order
Also known as:D4A2509NOMRON
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

OMRON
Manufacturer Part Number
D4A2509N
Series
D4A
Type
Momentary, Metallic, Plunger, D4A
Action
Momentary
Contact Form
DPDT - Simultaneous Operation
Actuator Type
Plunger
Mounting Holes
2
Body Material Type
Metallic
Electrical Connection
Screw Terminals

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

<p>The OMRON D4A2509N is a top-mount plunger limit switch from the D4A series, featuring a metallic body and a momentary action. It offers DPDT (simultaneous operation) contact form, ensuring reliable switching in industrial control applications. The plunger actuator is ideal for linear motion detection, and the screw terminals facilitate secure wiring. This switch is designed for durability and precision, making it suitable for use in automation, machinery, and process control systems.</p><p>As a Singapore-based supplier, 3G Electric provides this OMRON limit switch with worldwide shipping. For Singapore buyers, we offer SGD quotes on request and handle GST seamlessly. Enjoy fast delivery within Singapore and Southeast Asia, ensuring minimal downtime for your operations.</p>

Frequently Asked Questions

What is the contact configuration of the OMRON D4A2509N?

The D4A2509N has a DPDT (Double Pole Double Throw) contact form with simultaneous operation, meaning both poles switch together. It is a momentary action switch, so the contacts return to their normal state when the actuator is released.

How can I get a quote and what are the delivery options for Singapore?

You can request an SGD quote from 3G Electric. For Singapore buyers, GST is handled, and we offer fast delivery within Singapore and Southeast Asia. Worldwide shipping is also available.

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
Not sure this is the right part? Photo-identify it→

OMRON Products

3G Electric supplies OMRON top-mount plunger limit switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from OMRON

View all OMRON parts →
The OMRON ZE-N-2S is a top-mount plunger limit switch with a metallic body and plunger actuator. It features momentary action and screw terminals for electrical connection, requiring a maximum operating force of 7.85 N. Used for position sensing in industrial automation and control applications
OMRON
The OMRON ZE-N-2S is a top-mount plunger limit switch with a metallic body and plunger actuator. It features momentary action and screw terminals for electrical connection, requiring a maximum operating force of 7.85 N. Used for position sensing in industrial automation and control applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first