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Siemens Q2125S - Load Center 1-Pole 20A 120/240V AC

Siemens
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Siemens Q2125S Circuit Breaker - Load Center 1-Pole 20A 120/240V AC (Plug-On) The Siemens Q2125S is a 1-pole, 20-amp circuit breaker designed for overload and short-circuit protection in Siemens load centers. It operates at 120/240 volts AC with a 10 kAIC interrupting rating, ensuring reliable performance in residential and light commercial power distribution systems. This compact unit measures 3.15 x 2.362 x 1.575 inches and weighs 0.309 lb, featuring a plug-on mounting style for easy installation. It complies with UL 489 and CSA standards, making it suitable for use in Siemens panelboards and load centers. Typical applications include branch circuit protection in lighting, receptacle, and general-purpose circuits within industrial and commercial environments.

Key Features & Specifications
  • Type: 1-pole, thermal-magnetic circuit breaker with plug-on connection
  • Voltage Rating: 120/240 V AC
  • Current Rating: 20 A
  • Dimensions: 3.15 x 2.362 x 1.575 inch
  • Standards: UL 489, CSA certified
  • Applications: Branch circuit protection in Siemens load centers for lighting, receptacles, and general-purpose loads
  • Switch Type: Toggle
  • Configuration: Single-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 3.15 x 2.362 x 1.575 inch
  • Phase: 1
  • Voltage: 120/240 V AC
  • Amperage: 20 A
  • AIC rating: 10 kAIC at 120/240 V AC
  • Connection: Plug-on
  • Poles: 1
  • Protection: Overload and short-circuit
  • Functions: Circuit protection
  • Frame Size: QP
  • Trip Type: Thermal-magnetic
  • Panel Type: Siemens load center
  • Breaker Type: QP
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Not specified
  • Panel Style: Load center
  • Bus Type: Plug-on
  • Fuse Class: Not applicable
  • Insulation Temperature: 40°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: Plug-on
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: 20 A
  • Dist Voltage: 120/240 V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 20 A
  • Full Load Amp Minimum: 20 A
  • Enclosure: Not applicable
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 20 A
  • Amperage Minimum: 20 A
  • Nema Rating: Not applicable
  • Switch Style: Toggle
  • Wire Size: Not applicable
  • Certification: UL 489, CSA
  • Circuit Breaker Mounting Style: Plug-on
  • Terminal Connection: Plug-on
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 489, CSA
  • Compatible Frames: Siemens QP series
  • Installation Type: Plug-on
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: QP
  • Current Rating: 20 A
  • 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: 783643974753
  • GTIN: 00783643974753