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Cutler Hammer J20N - 1-Pole 20A 600V AC Circuit Breaker

Cutler Hammer
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Cutler Hammer J20N is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC and 250V DC, with a current rating of 20 amps and an interrupting capacity of 65 kAIC at 240V AC. The breaker features a compact 1-inch by 1-inch by 1-inch frame, weighs 0.1 lb, and is constructed with a thermoplastic housing and silver-alloy contacts. It complies with UL 489 and CSA C22.2 standards, ensuring reliable performance in branch circuit protection. Typical applications include motor control centers, panelboards, and switchboards in manufacturing and commercial facilities.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip, thermoplastic housing
  • Voltage Rating: 600V AC / 250V DC
  • Current Rating: 20 A
  • Dimensions: 1 in x 1 in x 1 in (Length/Depth x Height x Width)
  • Standards: UL 489, CSA C22.2
  • Applications: Motor control centers, panelboards, switchboards
  • Switch Type: Toggle
  • Configuration: 1-pole
  • Coil Voltage Maximum: N/A
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 1 in x 1 in x 1 in
  • Phase: 1-phase
  • Voltage: 600V AC / 250V DC
  • Amperage: 20 A
  • AIC rating: 65 kAIC at 240V AC
  • Connection: Line and load lugs
  • Poles: 1
  • Protection: Overcurrent and short-circuit
  • Functions: Thermal-magnetic trip
  • Frame Size: J-frame
  • Trip Type: Thermal-magnetic
  • Panel Type: N/A
  • Breaker Type: Molded case
  • Control Voltage Minimum: N/A
  • Control Voltage Maximum: N/A
  • MCM Size: N/A
  • Metal Type: Silver-alloy contacts
  • Panel Style: N/A
  • Bus Type: N/A
  • Fuse Class: N/A
  • Insulation Temperature: 105°C
  • Inductance: N/A
  • Impedance: N/A
  • Barrels: N/A
  • Class Rating: N/A
  • Diameter: N/A
  • Velocity: N/A
  • Clip Center: N/A
  • Clas: N/A
  • Mounting: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: N/A
  • Horse Power: N/A
  • Aux Contacts: N/A
  • CPT: N/A
  • Full Load Amps: 20 A
  • Dist Voltage: N/A
  • Bucket Size: N/A
  • Bucket Style: N/A
  • Bucket Type: N/A
  • Full Load Amp Maximum: 20 A
  • Full Load Amp Minimum: 20 A
  • Enclosure: N/A
  • Relay Style: N/A
  • Coil Voltage Minimum: N/A
  • Wire: N/A
  • Amperage Maximum: 20 A
  • Amperage Minimum: 20 A
  • Nema Rating: N/A
  • Switch Style: Toggle
  • Wire Size: 14 AWG to 8 AWG
  • Certification: UL 489, CSA C22.2
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Screw-type lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: J-frame
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: N/A
  • Breaker Frame: J-frame
  • Current Rating: 20 A
  • Reverse Standoff Voltage: N/A
  • Watts: N/A
  • Peak Pulse Current: N/A
  • Breakdown Voltage (MIN VBR@IT ) (V): N/A
  • Breakdown Voltage (VBR@IT) (V): N/A
  • Polarity: N/A
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: N/A
  • On-State Current: N/A


Product Identification
  • UPC: 78211462135
  • GTIN: 00782114621356