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Square D QOT1PA - 1-Pole 15-60A Plug-On Breaker (10kAIC)

Square D
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Square D QOT1PA is a single-pole, 1-inch plug-on circuit breaker designed for overload and short-circuit protection in residential and light commercial load centers. It is rated for 120/240 VAC at 15-60 amps, with an interrupting capacity of 10 kAIC at 120 VAC and 5 kAIC at 240 VAC, featuring a thermal-magnetic trip mechanism for reliable response. The breaker weighs 5.19 lb and is constructed with a compact, thermoplastic housing for direct plug-on mounting to Square D QO load center bus bars. It complies with UL 489 and CSA C22.2 No. 5 standards, ensuring safe operation in branch circuit protection applications. Typical uses include lighting, receptacle, and small appliance circuits in panelboards requiring QO series compatibility.

Key Features & Specifications
  • Type: Single-pole, plug-on, thermal-magnetic circuit breaker
  • Voltage Rating: 120/240 VAC
  • Current Rating: 15-60 A (range)
  • Dimensions: 1-inch width per pole
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Branch circuit protection in residential and light commercial load centers
  • Switch Type: Toggle
  • Configuration: 1-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 3.5 x 2.5 x 1.5 in (approx)
  • Phase: 1
  • Voltage: 120/240 VAC
  • Amperage: 15-60 A
  • AIC rating: 10 kAIC at 120 VAC, 5 kAIC at 240 VAC
  • Connection: Plug-on
  • Poles: 1
  • Protection: Overload and short-circuit
  • Functions: Branch circuit protection
  • Frame Size: QO
  • Trip Type: Thermal-magnetic
  • Panel Type: QO load center
  • Breaker Type: QOT
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Copper alloy contacts
  • Panel Style: Plug-on
  • Bus Type: QO bus bar
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C (thermoplastic housing)
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: 1-inch
  • Clas: Not applicable
  • Mounting: Plug-on
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not available
  • CPT: Not applicable
  • Full Load Amps: 15-60 A
  • Dist Voltage: 120/240 VAC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 60 A
  • Full Load Amp Minimum: 15 A
  • Enclosure: Open (for panel mounting)
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper or aluminum
  • Amperage Maximum: 60 A
  • Amperage Minimum: 15 A
  • Nema Rating: Not applicable
  • Switch Style: Toggle
  • Wire Size: #14-4 AWG
  • Certification: UL 489, CSA
  • Circuit Breaker Mounting Style: Plug-on
  • Terminal Connection: Screw clamp
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 489, CSA C22.2 No. 5
  • Compatible Frames: QO load centers
  • Installation Type: Plug-on
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: QO
  • Current Rating: 15-60 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: 785901893123
  • GTIN: 00785901893123