R58-20A The NTE Electronics R58-20A is a 20A thermal circuit breaker designed for panel mounting. It operates at up to 250 VAC or 50 VDC and features quick connect terminals.
Mfr Part #:

R58-20A

Mfr Name: NTE Electronics
NTE Electronics
The NTE Electronics R58-20A is a 20A thermal circuit breaker designed for panel mounting. It operates at up to 250 VAC or 50 VDC and features quick connect terminals.
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R58-20A 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
Termination
Termination Style
Voltage Rating
Weight

R58-20A Description

Short technical summary and product information.

This NTE Electronics R58-20A is a thermal circuit breaker with a 20A current rating, suitable for continuous operation at 100% of its rating at 25°C. It is designed for panel mounting and features quick connect terminals for easy installation. The breaker can operate at maximum voltages of 250 VAC at 50/60 Hz or 50 VDC.

 

Key electrical characteristics include an interrupt capacity of 2000 Amps at 50 VDC and 1000 Amps at 250 VAC. The dielectric strength is 1500 VAC RMS. Mechanically, it withstands 10 g of shock and vibration, and has undergone over 1000 cycles of endurance testing at 200% of its rated load. The weight is less than 1.5 ozs.

 

This circuit breaker is specified with RoHS3 compliance and an MSL of 1 Unlimited. It is a single-pole device with a pushbutton actuator and no illumination.

R58-20A Quick Information

Product Type: Circuit Breaker
Series: R58
Canonical Name: NTE Electronics R58-20A Thermal Circuit Breaker
Subcategory: Thermal

R58-20A Compliance

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

R58-20A Features

  • 20A thermal circuit breaker for overcurrent protection.
  • Rated for 250 VAC and 50 VDC operation.
  • Panel mount design with quick connect terminals.
  • High interrupt capacity: 2000A at 50 VDC.
  • Durable with 10g shock and vibration resistance.

R58-20A Applications

  • Provides reliable overcurrent protection.
  • Suitable for panel-mounted systems.
  • Used in DC and AC electrical circuits.
  • Designed for demanding environments.

R58-20A FAQs

7 frequently asked questions generated from this part’s specifications.
What are the voltage ratings for the R58-20A?

Maximum voltage ratings are 250VAC and 50VDC.

What is the current rating of the R58-20A?

The continuous current rating is 20A.

What type of circuit breaker is the R58-20A?

It is a thermal circuit breaker.

How many poles does the R58-20A have?

It has 1 pole.

What is the actuator type?

Pushbutton actuator.

What is the interrupt capacity of the R58-20A?

2000A at 50VDC and 1000A at 250VAC.

What is the mounting style?

Panel mount.

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