| PartNumber | 452-K33-LN2-80A | 452-K34-FN2-125A | 452-K34-FN2-100A |
| Description | Circuit Breakers Thermal-magnetic circuit breaker with threadneck mounting and push-pull actuation | Circuit Breakers Thermal-magnetic circuit breaker with threadneck mounting and push-pull actuation | Circuit Breakers Thermal-magnetic circuit breaker with threadneck mounting and push-pull actuation |
| Manufacturer | E-T-A Circuit Breakers | E-T-A Circuit Breakers | E-T-A Circuit Breakers |
| Product Category | Circuit Breakers | Circuit Breakers | Circuit Breakers |
| RoHS | E | E | E |
| Series | 452 | 452 | 452 |
| Type | Thermomagnetic | High Performance Thermal Magnetic | High Performance Thermal Magnetic |
| Current Rating | 80 A | 125 A | 100 A |
| Voltage Rating DC | 28 VDC | 28 VDC | 28 VDC |
| Number of Poles | 1 Pole | 1 Pole | 1 Pole |
| Actuator Type | Button | Button | Button |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 75 C | + 75 C | + 75 C |
| Illuminated | Not Illuminated | Not Illuminated | Not Illuminated |
| Height | 16 mm | 19 mm | 19 mm |
| Length | 61.5 mm | 58.5 mm | 58.5 mm |
| Termination Style | Screw | Screw | Screw |
| Voltage Rating | 28 V | 28 V | 28 V |
| Width | 55.5 mm | 55.5 mm | 55.5 mm |
| Brand | E-T-A | E-T-A | E-T-A |
| Mounting Style | Panel Mount | Panel Mount | Panel Mount |
| Product Type | Thermomagnetic Circuit Breakers | Thermomagnetic Circuit Breakers | Thermomagnetic Circuit Breakers |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Circuit Breakers | Circuit Breakers | Circuit Breakers |