BONOMI Limit Switch: SPDT, 5 A @ 100-240 V AC
The BONOMI Limit Switch (SKU 2AF812, MPN 3900000171) is an actuator limit switch with a single-pole double-throw (SPDT) contact form. It is rated for 5 A at 100-240 V AC and 3 A at 24 V DC, and features a NEMA 4…
SKU 3G-OTH-444299
Need installation or engineering help?
Ask a question
Product Description
The BONOMI Limit Switch (SKU 2AF812, MPN 3900000171) is an actuator limit switch with a single-pole double-throw (SPDT) contact form. It is rated for 5 A at 100-240 V AC and 3 A at 24 V DC, and features a NEMA 4 enclosure rating.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is a BONOMI limit switch used for?
A BONOMI limit switch detects the presence or position of an object in industrial machinery. It is commonly used in automation, conveyor systems, and valve actuation to control circuits. The SPDT contact form allows both normally-open and normally-closed switching in a single device.
What are the specifications of the BONOMI limit switch MPN 3900000171?
The BONOMI limit switch MPN 3900000171 has an SPDT contact form, rated 5 A at 100-240 V AC and 3 A at 24 V DC. It features a NEMA 4 enclosure rating, making it suitable for washdown and outdoor environments. The switch is designed for actuator limit applications.
Where to buy a BONOMI limit switch worldwide?
3G Electric supplies the BONOMI limit switch MPN 3900000171 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this SPDT actuator limit switch.
How to install a BONOMI limit switch?
Mount the BONOMI limit switch securely to the actuator or machine frame, ensuring the actuator arm aligns with the moving part. Wire the SPDT contacts according to your control circuit: common (C), normally-open (NO), and normally-closed (NC). Verify the NEMA 4 seal is intact after installation.
Used in
Common applications for BONOMIBONOMI Products
3G Electric supplies BONOMI actuator limit switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.




