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BONOMI Limit Switch: SPDT, 5 A @ 100-240 V AC - Actuator Limit Switches
BONOMIActuator Limit Switches

BONOMI Limit Switch: SPDT, 5 A @ 100-240 V AC

The BONOMI Limit Switch (SKU 3900000171, 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

Brand
BONOMI
Item
Limit Switch: SPDT, 5 A @ 100-240 V AC
Category
Actuator Limit Switches
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BONOMI
Manufacturer Part Number
3900000171
Contact Form
SPDT
AC Contact Rating
5 A @ 100-240 V AC
DC Contact Rating
3 A @ 24 V
NEMA Enclosure Rating
4

Technical Documents

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

Product Description

The BONOMI Limit Switch (SKU 3900000171, 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.

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 BONOMI
HVAC systems — BONOMI electrically actuated butterfly valves for air and water control in building management
Water treatment — BONOMI ductile iron butterfly valves for isolation and regulation in filtration lines
Industrial process piping — BONOMI stainless steel pneumatically actuated ball valves for corrosive media handling
Automated flow control — BONOMI double-acting pneumatic actuators with ISO 5211 mounts for valve automation retrofits
Compressed air systems — BONOMI brass two-way ball valves for shut-off in pneumatic distribution networks
Chemical dosing — BONOMI L-port three-way ball valves for diverting flow in batch processing

BONOMI 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.

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