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| PartNumber | W51-A121B1-10 | W51-A121B1-10 (ALTERNATE: 6-1393246-8) | W51-A121B1-15 |
| Description | Circuit Breakers 10A RCKR ACT RED ILL | Circuit Breaker, Therm, Rocker, 10A, Panel, 1 Pole, 125VAC, W51 Series, W51-A121B1-10 | Circuit Breakers 15A RCKR ACT RED ILL |
| Manufacturer | TE Connectivity | - | TE Connectivity Potter & Brumfield Relays |
| Product Category | Circuit Breakers | - | Accessories |
| RoHS | E | - | - |
| Series | W51 | - | W51 |
| Type | Supplementary Protector | - | Supplementary Protector |
| Current Rating | 10 A | - | 15A |
| Voltage Rating AC | 125 VAC | - | 125 V |
| Voltage Rating DC | 50 VDC | - | 50 VDC |
| Number of Poles | 1 Pole | - | 1 |
| Actuator Type | Rocker | - | Rocker |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 60 C | - | - |
| Illuminated | Illuminated | - | Illuminated |
| Height | 27.9 mm | - | 27.9 mm |
| Length | 21.8 mm | - | 21.8 mm |
| Termination Style | Quick Connect | - | Quick Connect |
| Voltage Rating | 125 VAC | - | 125 VAC |
| Width | 12.8 mm | - | 12.8 mm |
| Brand | TE Connectivity / P&B | - | - |
| Mounting Style | Snap In | - | Snap In |
| Compliance | UL, CSA | - | - |
| Product Type | Thermal Circuit Breakers | - | Circuit Breaker |
| Factory Pack Quantity | 200 | - | - |
| Subcategory | Circuit Breakers | - | - |
| Part # Aliases | 1423673-5 | - | - |
| Unit Weight | 0.370377 oz | - | 0.370377 oz |
| Product | - | - | Thermal Circuit Breakers |
| Part Aliases | - | - | 1423673-6 |
| Qualification | - | - | Commercial |
| Operating Temperature Range | - | - | 0 C to + 60 C |
| Mounting Type | - | - | Panel Mount |
| Breaker Type | - | - | Thermal |
| Illumination | - | - | Red |
| Illumination Voltage Nominal | - | - | - |