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Federal Pacific HEJ233175 Molded Case Circuit Breaker

  • 175A
  • 3 Pole
  • Bolt-On
Federal Pacific HEJ233175
Molded Case Circuit Breaker
Brand Federal Pacific
SKU HEJ233175
Select Item Condition
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  • 175A
  • 3 Pole
  • Bolt-On

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Federal Pacific HEJ233175 - 175A 3 Pole Molded Case Circuit Breaker

Federal Pacific HEJ233175 - 175A 3 Pole Molded Case Circuit Breaker

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$1,504.75 In Stock

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Description

Engineered for legacy power distribution systems, the Federal Pacific HEJ233175 is a 175-amp molded case circuit breaker built for commercial and industrial environments. It helps facility managers maintain existing infrastructure safely and effectively. The three-pole unit utilizes a standard bolt-on mounting style for secure installation into compatible Federal Pacific panelboards.

Specifications

Key specifications
Brand Federal Pacific
Part Number HEJ233175
Series HEJ
Amperage 175A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC
Phase 3
AIC Rating 42kA @ 240VAC
Fit and installation
Frame Type HEJ
Terminal Type Lugs
For Use With Federal Pacific Panelboards
Wire Gauge 4 AWG - 300 kcmil
Max Wire 300 kcmil
Min Wire 4 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch
Accessories HEJ233175-R
Standards UL 489, NEMA AB-1
Approval UL
Temp Rating 40C
Construction Features High Interrupting Capacity

Product FAQs

6 answers
What panelboards are compatible with the HEJ233175 circuit breaker?

This breaker is designed exclusively for legacy Federal Pacific panelboards configured to accept H-frame or HEJ-series bolt-on breakers.

What wire gauge range is supported by the lugs on this breaker?

The terminal lugs accept conductor sizes ranging from 4 AWG up to 300 kcmil. Ensure you use the correct torque specifications during installation to prevent terminal overheating.

What does the LI trip function code mean on the HEJ233175?

The LI designation indicates that the thermal-magnetic trip unit provides Long-Time (thermal) overload protection and Instantaneous (magnetic) short-circuit protection. Both functions are fixed and non-adjustable on this model.

Are Federal Pacific HEJ breakers still in active production?

No. Federal Pacific Electric (FPE) is no longer in business. The HEJ233175 is a legacy component used primarily by facility managers and electricians to maintain and service existing FPE infrastructure without replacing the entire panel.

How is the HEJ233175 secured inside the electrical panel?

It utilizes a bolt-on connection type. The breaker must be mechanically bolted directly to the panelboard busbars, providing a secure, vibration-resistant connection compared to standard plug-on designs.

Is it safe to replace a single Federal Pacific breaker in an older panel?

Replacing a faulty breaker with an exact match like the HEJ233175 can restore functionality to a legacy panel. However, because FPE equipment is obsolete, a licensed electrician should thoroughly inspect the panel busbars and overall system condition before installation.

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