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HA1-B1-12-615-122-M5 The Littelfuse Inc. HA1-B1-12-615-122-M5 is a 15A, 250V circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a lever actuator.
Mfr Part #:

HA1-B1-12-615-122-M5

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. HA1-B1-12-615-122-M5 is a 15A, 250V circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a lever actuator.
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HA1-B1-12-615-122-M5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating
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HA1-B1-12-615-122-M5 Description

Short technical summary and product information.

The HA1-B1-12-615-122-M5 is a single-pole magnetic hydraulic delay circuit breaker from Littelfuse Inc. It is rated for 15A continuous current at 250V and provides reliable overcurrent protection with a time-delay characteristic to tolerate inrush currents. The breaker uses a lever actuator for manual on/off control and is designed for panel mount installation. It carries approvals from CCC, CSA, TUV, and UL, ensuring compliance with international safety standards. The product is RoHS3 compliant, has an MSL of 1, and is REACH unaffected.

HA1-B1-12-615-122-M5 Quick Information

Product Type: Circuit Breaker
Series: HA1
Canonical Name: Littelfuse Inc. HA1-B1-12-615-122-M5 Circuit Breaker
Subcategory: Circuit Breaker

HA1-B1-12-615-122-M5 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

HA1-B1-12-615-122-M5 Features

  • Rated for 15A continuous current at 250V.
  • Single-pole magnetic hydraulic delay design.
  • Lever actuator for manual on/off control.
  • Panel mount installation.
  • Approved by CCC, CSA, TUV, UL.

HA1-B1-12-615-122-M5 Applications

  • Used in industrial control panels and machinery.
  • Suitable for power distribution and protection.
  • Ideal for equipment requiring time-delay characteristics.
  • Applications in HVAC systems and appliances.

HA1-B1-12-615-122-M5 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of this circuit breaker?

250V

What is the current rating?

15A

How many poles does it have?

1 pole

What type of circuit breaker is it?

Magnetic (Hydraulic Delay)

What actuator type does it use?

Lever actuator

What mounting type is required?

Panel mount

What approvals does it have?

CCC, CSA, TUV, UL

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