| Category | |
| Manufacturer Name | |
| Actuator Type | |
| Ambient Temperature | |
| Approval Agency | |
| Breaker Type | |
| Current Rating | |
| Current Rating (Amps) | |
| Illumination | |
| Insulation Resistance | |
| Mounting Type | |
| Number of Poles | |
| Storage Temperature | |
| Tape & Reel | |
| Voltage Rating |
This E-T-A 4120 series thermal circuit breaker is a single-pole, miniaturized device with a trip-free mechanism and manual push/pull actuation. It is designed for panel mounting and offers temperature compensation.
Key electrical specifications include a voltage rating of 115V AC (300-800 Hz) and 28V DC, with a current rating of 15A. It also has an auxiliary circuit rating of 1A at 28V DC. The breaker is UL1077 approved and features a thermal characteristic curve of M1 (1.15 - 1.4 I).
With a degree of protection rated IP40, this circuit breaker is suitable for extra-low voltage wiring systems in various land, sea, and air vehicles. It has a typical mechanical life of 20,000 operations and operates within an ambient temperature range of -55°C to +125°C.
The device is designed for threadneck panel mounting with a M12x1 thread size. It is fully approved for commercial aircraft and similar demanding requirements.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 15A.
The voltage rating is 115V AC and 28V DC.
It is designed for panel mounting.
It features push-pull plunger actuation.
The ambient temperature range is -55°C to +125°C.
The degree of protection is IP40.