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circuit-breaker

Square D HGA36150U44X - 150 A, 3-Pole Plug-In Circuit Breaker | AmpState

Part Number HGA36150U44X
Amperes 150
Poles 3
Product Type circuit-breaker
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Manufacturer :Square D
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Replacement available
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Picture available on request
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CSA / UL Approved
Regular price $710.00
Sale price $710.00 Regular price
Unit price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.

Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.

Icon
Secure transaction
Icon
FREE & fast shipping on orders over $49
Icon
CSA approved with 1 year warranty
Icon
30 day returns
Square D HGA36150U44X - 150 A, 3-Pole Plug-In Circuit Breaker | AmpState

Square D HGA36150U44X - 150 A, 3-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Product description
Shipping

Meet the Square D HGA36150U44X, a 150A, 3-pole plug-in molded-case circuit breaker built to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Available from AmpState, this unit pairs fast installation with proven protection, making it an ideal choice for demanding electrical environments.

  • Fast plug-in connection – designed for quick installation and effortless replacement, minimizing downtime during upgrades or servicing.
  • Thermal-magnetic trip unit – combines thermal overload protection with magnetic short-circuit protection for stable, repeatable performance across fluctuating loads.
  • 3-pole configuration – supports 3-phase circuits common in commercial and light industrial applications, ensuring comprehensive protection for multi‑phase feeders.
  • Plug-in mounting – simplifies servicing and panelboard maintenance, enabling straightforward swaps without extensive rewiring.
  • OEM compatibility – engineered to work with matching Square D loadcenters and panelboards, preserving proper coordination and safety in your electrical system.

Why this matters in real-world projects: the HGA36150U44X provides reliable protection with fast, technician-friendly installation. The thermal-magnetic design ensures responsive protection against overloads and short circuits, helping prevent damage to downstream equipment and reducing the risk of nuisance trips in varying operating conditions. By using a plug-in breaker that aligns with your OEM panel, you maintain precise trip characteristics and simplify maintenance schedules.

Ideal applications and scenarios

  • New installations in commercial facilities requiring robust 3‑phase, 150A feeder protection
  • Panelboard upgrades or retrofits where rapid plug-in replacements save labor time
  • Residential, commercial, and light industrial control panels needing dependable overcurrent protection

Technical snapshot
Manufacturer: Square D
Part Number: HGA36150U44X
Type: Thermal-magnetic molded case circuit breaker
Amperage: 150A
Poles: 3
Mounting: Plug-in
Application: Branch circuit overcurrent and short-circuit protection

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What Our Customers Say

4.9 (38 reviews)

General feedback we often hear from customers purchasing industrial electrical parts.

Verified

Matched our existing hardware and fit as expected. Clean install.

Maintenance · Retrofit work

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Quick confirmation on details and a smooth ordering process.

Purchasing · Fast turnaround

Verified

Came well packed. Labeling made receiving and staging easy.

Warehouse · Receiving

Fast industrial sourcing support

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Email us at sales@ampstate.com for pricing, availability, alternates, and project support.

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