452-2-K34-FN2-50A The E-T-A 452-2-K34-FN2-50A is a single-pole, thermal-magnetic circuit breaker designed for panel mounting. It features a 50A current rating and operates at 28VDC.
Mfr Part #:

452-2-K34-FN2-50A

Mfr Name: ETA
ETA
The E-T-A 452-2-K34-FN2-50A is a single-pole, thermal-magnetic circuit breaker designed for panel mounting. It features a 50A current rating and operates at 28VDC.
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$ Price Range: $0.99

452-2-K34-FN2-50A 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
Insulation Resistance
Mounting Type
Number of Poles
Operating Temperature
Tape & Reel
Voltage Rating

452-2-K34-FN2-50A Description

Short technical summary and product information.

This E-T-A 452-2-K34-FN2-50A is a high-performance, single-pole, thermal-magnetic circuit breaker. It utilizes a tease-free, trip-free, snap-action mechanism with a push/pull on/off actuation.

 

The circuit breaker is rated for 50A current and 28VDC voltage. It is designed for panel mounting and features screw terminals. The breaker is suitable for extra-low voltage wiring systems in vehicles for land, sea, and air, as well as defence equipment and battery-powered machines.

 

Key technical data includes an interrupting capacity of 6,000A and an operating ambient temperature range of -55°C to +75°C. The degree of protection for the operating area is IP40, with IP00 for the terminal area.

 

Approvals include CSA C22.2 No 235 and UL1077, along with various military standards such as Bw VG 95345 and QPL designations. The device is built to withstand vibration, shock, corrosion, and humidity as per relevant military and IEC standards.

452-2-K34-FN2-50A Quick Information

Product Type: Circuit Breaker
Canonical Name: E-T-A 452-2-K34-FN2-50A Single Pole Thermal-Magnetic Circuit Breaker
Subcategory: Thermal Magnetic

452-2-K34-FN2-50A Compliance

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

452-2-K34-FN2-50A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

452-2-K34-FN2-50A Features

  • Single-pole thermal-magnetic circuit breaker.
  • Rated for 50A current and 28VDC voltage.
  • Panel mount with screw terminals.
  • Wide operating temperature range: -55°C to +75°C.
  • Approved for vehicle and defence applications.

452-2-K34-FN2-50A Applications

  • Used in vehicle wiring systems.
  • Suitable for defence equipment.
  • Ideal for battery-powered machines.
  • Designed for land, sea, and air applications.

452-2-K34-FN2-50A FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the E-T-A 452-2-K34-FN2-50A circuit breaker?

The voltage rating is 28 VDC.

What is the current rating of this circuit breaker?

The current rating is 50 A.

What type of mounting does the E-T-A 452-2-K34-FN2-50A use?

It uses panel mounting.

What is the operating temperature range for this circuit breaker?

The ambient temperature range is -55°C to +75°C.

What are the typical applications for the 452-2-K34-FN2-50A?

Typical applications include extra-low voltage wiring systems on all types of vehicles for land, sea and air; defence equipment; and battery powered machines.

What is the interrupting capacity of the E-T-A 452-2-K34-FN2-50A?

The interrupting capacity (Icn) is 6,000 A.

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