| PartNumber | 1170-21-20A | 1170-21-4A | 1170-21-30A |
| Description | Circuit Breakers Miniature thermal automotive circuit breaker with colour-coded manual release | Circuit Breakers Miniature thermal automotive circuit breaker with colour-coded manual release | Circuit Breakers Miniature thermal automotive circuit breaker with colour-coded manual release |
| 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 | 1170 | 1170 | 1170 |
| Type | Thermal Automotive | Thermal Automotive | Thermal Automotive |
| Current Rating | 20 A | 4 A | 30 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 | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Illuminated | Not Illuminated | Not Illuminated | Not Illuminated |
| Height | 9.8 mm | 9.8 mm | 9.8 mm |
| Length | 38 mm | 38 mm | 38 mm |
| Termination Style | Blade | Blade | Blade |
| Voltage Rating | 28 V | 28 V | 28 V |
| Width | 22 mm | 22 mm | 22 mm |
| Brand | E-T-A | E-T-A | E-T-A |
| Mounting Style | Panel Mount | Panel Mount | Panel Mount |
| Product Type | Thermal Circuit Breakers | Thermal Circuit Breakers | Thermal Circuit Breakers |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Circuit Breakers | Circuit Breakers | Circuit Breakers |