General Electric THJK436150WL 150A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 480VAC

The General Electric THJK436150WL is a heavy-duty molded case circuit breaker engineered for reliable overload and short-circuit protection in commercial and industrial electrical distribution systems. Built on the THJK Hi-Break frame platform, this 3-pole breaker features a thermal magnetic interchangeable trip unit rated at 150 amperes at 40°C. Its bolt-on mounting design provides secure installation in panelboards and switchgear assemblies, while standard line and load end terminals allow efficient field wiring. With strong interrupting capacity ratings across AC and DC systems, this breaker is ideal for feeder and branch circuit protection in demanding power applications up to 600V.

Product Specifications

• Brand: General Electric
• Model: THJK436150WL
• Amperage: 150 Amp
• Number of Poles: 3 Pole
• Breaker Type: Molded Case Circuit Breaker
• Mount Type: Bolt-On
• Voltage: 480VAC
• Frequency: 50/60 Hz
• Frame Type: J / THJK Hi-Break Frame
• Warranty: One Year

Technical Specifications

• Trip Unit Type: Thermal Magnetic Interchangeable
• Protection Type: Overload and Short Circuit Protection
• Frame Style: THJK Hi-Break
• Connection Type: Bolt-On
• Trip Setting Range: 450-1500
• Standard Lug Type: Line and Load End Terminals Included
• Operating Temperature Rating: 40°C
• Construction: Heavy-Duty Industrial Design

Voltage and Ratings

• 65 kA @ 240V AC
• 35 kA @ 480V AC
• 25 kA @ 600V AC
• 40 kA @ 250V DC
• Nominal Operating Voltage: 480VAC
• Maximum Rated Voltage: 600V
• Frequency Rating: 50/60 Hz

Product Data

• Manufacturer: General Electric GE
• Part Number: THJK436150WL
• Condition: New Surplus / Certified Reconditioned (subject to availability)
• Poles: 3
• Mounting Style: Bolt-On
• Included Terminals: Line and Load End Terminals Standard
• Application: Commercial and Industrial Power Distribution
• Warranty Coverage: 1 Year In-House Warranty
• Suitable For: Panelboards, Switchgear, Motor Control and Distribution Equipment

Important Note

Please verify compatibility with your electrical system, panel configuration, frame type, voltage requirements, and trip settings before purchase. This breaker includes standard line and load terminals. Installation must be performed by a qualified electrician in accordance with applicable electrical codes and safety standards to ensure safe, reliable, and compliant operation.

Returns are easy

You may return items within 30 days of delivery for a refund.

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