1170-21-D91-10A The E-T-A 1170-21-D91-10A is a 10A thermal automotive circuit breaker designed for low voltage wiring systems. It features a push-to-reset actuator and a 48VDC voltage rating.
Mfr Part #:

1170-21-D91-10A

Mfr Name: ETA
ETA
The E-T-A 1170-21-D91-10A is a 10A thermal automotive circuit breaker designed for low voltage wiring systems. It features a push-to-reset actuator and a 48VDC voltage rating.
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$ Price Range: $0.99

1170-21-D91-10A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Operating Temperature
Storage Temperature
Tape & Reel
Voltage Rating

1170-21-D91-10A Description

Short technical summary and product information.

The E-T-A 1170-21-D91-10A is a compact, single-pole thermal circuit breaker with a push-to-reset, tease-free, trip-free snap-action mechanism and a manual release. It is designed for extra-low voltage wiring systems in vehicles and marine craft.

 

Key electrical specifications include a 10A current rating and a 48VDC voltage rating, with a maximum operating voltage of 58VDC. The breaker offers an interrupting capacity of 2000A. It operates within an ambient temperature range of -40°C to 85°C.

 

This circuit breaker features blade terminals for plug-in mounting, conforming to DIN 72581, part 3. It has an ingress protection rating of IP40 for the operating area and IP00 for the terminal area. The device is built to withstand vibration up to 10g and shock up to 50g, and is corrosion and humidity resistant.

 

Typical applications include protection for extra-low voltage wiring systems on all types of vehicles and marine craft. The 1170 series is suitable for automotive applications, with current ratings corresponding to blade fuses.

1170-21-D91-10A Quick Information

Product Type: Thermal Automotive Circuit Breaker
Series: 1170
Canonical Name: E-T-A 1170-21-D91-10A Thermal Automotive Circuit Breaker
Subcategory: Thermal Circuit Breaker

1170-21-D91-10A Compliance

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

1170-21-D91-10A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

1170-21-D91-10A Features

  • Compact single-pole thermal circuit breaker.
  • Push-to-reset, trip-free snap-action mechanism.
  • Rated for 48VDC with 10A current.
  • IP40 protection for operating area.
  • Suitable for automotive and marine use.

1170-21-D91-10A Applications

  • Protects low voltage vehicle wiring.
  • Used in marine craft electrical systems.
  • Ideal for automotive fuse block applications.
  • Ensures reliable circuit protection.

1170-21-D91-10A FAQs

6 frequently asked questions generated from this part’s specifications.
What type of circuit breaker is the E-T-A 1170-21-D91-10A?

The E-T-A 1170-21-D91-10A is a thermal automotive circuit breaker.

What is the current rating of the 1170-21-D91-10A?

The current rating is 10A.

What is the maximum voltage rating for this circuit breaker?

The voltage rating is 48VDC, with a maximum operating voltage of 58VDC.

What is the operating temperature range?

The ambient temperature range is -40°C to 85°C.

What is the degree of protection for the operating area?

The degree of protection for the operating area is IP40.

What type of actuator does this circuit breaker have?

It features a push-to-reset actuator.

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