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Honeywell BA2RBA4 Basic Switch

The BA-2RB-A4 is a single-pole double-throw switch with an over-travel pin plunger actuator, screw terminations, and a general-purpose phenolic housing. It features silver-plated contacts for reliable switching and an elongated mounting hole for precise installation. Designed for industrial and automation applications, it offers low operating force, differential travel, and long durability with up to 20 million cycles. Capable of operating in temperatures from -55°C to 85°C, it is suitable for HVAC, process control, medical, and measurement systems where dependable on/off switching is critical.

Authorized Distributors
Source:DigiKey
Part No:BA-2RB-A4
Stock:0
Inv Date:06-01-2026
Price: Unit price: $27.5506
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Part No:BA-2RB-A4
Stock:11
Inv Date:06-02-2026
Price: Unit price: $43.35
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Part No:BA-2RB-A4
Stock:142
Inv Date:06-01-2026
Price: Unit price: $34.78
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Honeywell BA2RBA4 Basic Switch Specifications:

  • Type: Single-pole double-throw (SPDT)
  • Actuator: Overtravel pin plunger
  • Terminals: Screw type
  • Housing Material: Phenolic
  • Contacts: Silver-plated
  • Operating Temperature Range: -55°C to 85°C
  • Mechanical Life: Up to 20 million cycles at 95% survival
  • Mounting Hole: Elongated for easy installation
  • Compliance: UL, CSA, ENEC, CE approvals
  • Application: Industrial automation, HVAC, medical, and timing devices

Buy the Buy Honeywell Micro Switch Standard Basic Switch Part Number BA2RBA4 Online

Purchase the Honeywell BA-2RB-A4 basic control switch online today for reliable on/off switching in industrial, HVAC, medical, and measurement systems. Featuring over-travel pin plunger and screw terminals, this switch provides excellent durability, operating in temperatures from -55°C to 85°C. Its long mechanical life of up to 20 million cycles ensures dependable performance across various demanding applications. Easy to install with elongated mounting hole, it combines precision, reliability, and versatility for control and sensing in complex systems. Order now and enhance your automation solutions with trusted quality.

Get Honeywell BA2RB-A4 today—built for precision and long-lasting durability in industrial automation and control applications.

Frequently Asked Questions

Where can I buy Honeywell BA2RBA4?

You can click on the BUY or RFQ button to purchase BA2RBA4 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part BA2RBA4?

You can download the BA2RBA4 datasheet or visit the Honeywell website for support.

Who is the manufacturer of BA2RBA4?

Honeywell

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