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Eaton SPHM1RM0010 - 1-Pole Miniature Circuit Breaker 10A 277V

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Eaton SPHM1RM0010 is a 1-pole miniature circuit breaker designed for branch circuit protection in industrial control panels. It is rated for 277V AC at 10 amps with a 10kAIC interrupting capacity, housed in a compact 1-inch wide molded case with a thermal-magnetic trip mechanism. The unit features a bolt-on connection type, a 60/75°C insulation temperature rating, and is UL 489 listed for compliance with North American standards. This breaker is typically used in motor control centers, lighting panels, and distribution boards requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: 1-pole miniature circuit breaker, thermal-magnetic trip
  • Voltage Rating: 277V AC
  • Current Rating: 10A
  • Dimensions: 1-inch width per pole
  • Standards: UL 489, CSA certified
  • Applications: Branch circuit protection in industrial control panels, lighting panels, distribution boards
  • Switch Type: Toggle
  • Configuration: 1-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: 60/75°C
  • Shipping Dimensions: 3.5 x 2.5 x 1.5 inches
  • Phase: Single-phase
  • Voltage: 277V AC
  • Amperage: 10A
  • AIC rating: 10kAIC
  • Connection: Bolt-on
  • Poles: 1
  • Protection: Overcurrent
  • Functions: Thermal-magnetic trip
  • Frame Size: 1-inch
  • Trip Type: Thermal-magnetic
  • Panel Type: Industrial control panel
  • Breaker Type: Miniature circuit breaker
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Molded case
  • Panel Style: Bolt-on
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: 60/75°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Bolt-on
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: Not applicable
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not applicable
  • Full Load Amp Minimum: Not applicable
  • Enclosure: Molded case
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 10A
  • Amperage Minimum: Not applicable
  • Nema Rating: Not applicable
  • Switch Style: Toggle
  • Wire Size: Not applicable
  • Certification: UL 489
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Bolt-on
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 489, CSA
  • Compatible Frames: 1-inch
  • Installation Type: Panel mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 1-inch
  • Current Rating: 10A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 078667975398
  • GTIN: 00786679753989