A-B 837-H3A

Switch Type:Electro-Mechanical

Model Number:837-H3A

Brand:Allen-Bradley

Operating Range:-20°C to +100°C

Set Point Adjustment:±1% of Full Scale

Power Supply:10-30V DC

Contact Rating:5A @ 250V AC

Connection Type:Screw Terminals

Material:Stainless Steel

Certifications:CE, UL

The Allen-Bradley 837-H3A Electro-Mechanical Temperature Control Switch offers robust and reliable performance for industrial environments. With a wide operating range from -20°C to +100°C, this switch is capable of handling extreme conditions with precision. The set point adjustment of ±1% of full scale ensures accuracy and consistency in temperature control. Constructed from stainless steel, this switch is built to withstand harsh environments and resist corrosion. Its screw terminal connection type provides secure and easy installation. With CE and UL certifications, you can trust the 837-H3A to meet stringent safety standards. Ideal for use in manufacturing processes, HVAC systems, and other applications where precise temperature control is essential.

A-B 837-H3A

Main Brand:

ABB Allen-Bradley Alstom Bently Emerson Foxboro

GE MOOG Schneider Woodward HIMA Honeywell

First hand source, affordable price. Spot inventory!

•Shipping Port: Xiamen

•Ship to you via Fedex/DHL/TNT/UPS/EMS

•Package: Original packing with cartons

Company Overview

Main Products

We specialize in supplying original imported spare parts for DCS, PLC, robotics, and large servo systems from leading global brands, including:

FOXBORO | EMERSON | TRICONEX | XYCOM | BENTLY
ROCKWELL | ABB | GE | Aen-Brady | YOKOGAWA
HONEYWELL | RELIANCE | SCHNEIDER | MODICON
Westinghouse | WOODWARD | Motorola | Rexroth | SEW

Our inventory includes authentic, brand-new components, including hard-to-find discontinued parts, ensuring reliable solutions for industrial automation needs.

⭐ Quality & Service Commitment

We deliver high-quality, stable products backed by exceptional after-sales support. While maintaining stringent quality control, we offer competitive pricing to maximize value for our customers.

✔️ Manufacturing Standards & Product Lifespan

All products comply with national and industry standards, guaranteeing performance and durability. When used correctly, our components match or exceed the lifespan of comparable market offerings. Our team provides expert guidance to help customers select the optimal models and specifications for their requirements.

💙 Fast & Reliable Delivery

We ensure timely shipments, typically delivering within 6 working days. For urgent needs, we offer expedited arrangements tailored to customer schedules.

👍🏻 Warranty & After-Sales Support

As an authorized supplier of original manufacturer parts, our products come with direct factory-backed warranties (typically 6 months to 1 year). In the rare event of a defect caused by manufacturing, we facilitate repairs or replacements through the original producer.

Why Choose Us?

Strong technical capabilities with full testing and inspection resources
Reliable performance & superior quality
Customer-first philosophy with strict on-time delivery
Fair pricing & long-term partnerships
Trusted reputation across industries

By prioritizing integrity, efficiency, and excellence, we’ve built lasting relationships with clients worldwide. Partner with us for dependable automation solutions tailored to your needs.