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Eaton / Cutler-Hammer HFD3175 Molded Case Circuit Breaker

  • 175A
  • 3 Pole
  • Bolt-On
Eaton / Cutler-Hammer HFD3175
Molded Case Circuit Breaker
Brand Eaton / Cutler-Hammer
SKU HFD3175
Select Item Condition
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  • 175A
  • 3 Pole
  • Bolt-On

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Eaton / Cutler-Hammer HFD3175 - 175A 3 Pole Molded Case Circuit Breaker

Eaton / Cutler-Hammer HFD3175 - 175A 3 Pole Molded Case Circuit Breaker

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$2,233.00 In Stock

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Description

Built for heavy-duty commercial environments, this 175A molded case circuit breaker provides robust thermal-magnetic protection. The bolt-on design mounts into Eaton Series C panelboards, switchboards, and motor control centers for a secure connection. Delivering a 65kAIC rating at 480VAC, it features fixed thermal and magnetic trip settings to handle long-time and instantaneous faults. Facilities upgrading their infrastructure can transition to the PDG23M0175TFFJ replacement model.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Part Number HFD3175
Series HFD
Amperage 175A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 22kA @ 250VDC
Fit and installation
Terminal Type Lugs
For Use With Eaton Series C Panelboards, Switchboards, Motor Control Centers
Wire Gauge 4 AWG - 4/0 AWG (Cu/Al)
Max Wire 4/0 AWG
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, Undervoltage Release, Alarm Switch, Padlock Attachment, Motor Operator
Accessories Load Side Lugs (Included)
Standards CSA C22.2 No. 5, HACR Rated, IEC 60947-2, NEMA AB-1, UL 489
Approval CE, CSA, UL
Temp Rating 40C
Construction Features HACR Rated, High Interrupting Capacity, Reverse Feed, Non-Interchangeable Trip

Product FAQs

7 answers
What equipment is designed to accept the HFD3175 breaker?

This bolt-on F-frame breaker installs directly into compatible Eaton Series C panelboards, switchboards, and motor control centers.

Can the HFD3175 replace a standard FD3175 breaker?

Yes. Both belong to the Series C F-frame family and share identical physical dimensions and mounting hardware. Upgrading to the HFD3175 provides a higher interrupting capacity (65 kAIC at 480VAC) compared to the standard FD version.

Is the HFD3175 approved for reverse feed installations?

Yes. Eaton Series C F-frame circuit breakers are suitable for reverse feed use, allowing line power to be safely connected to either the top or bottom terminals.

Are Series C F-frame breakers like the HFD3175 HACR rated?

Yes, all Eaton Series C F-frame circuit breakers carry an HACR rating, making them suitable for group motor applications in heating, air conditioning, and refrigeration equipment.

Which standard lugs are used on the HFD3175?

This breaker utilizes the 3TA225FD standard aluminum pressure terminals. These lugs accommodate copper or aluminum conductors ranging from 4 AWG to 4/0 AWG.

Can the thermal or magnetic trip settings be adjusted on this model?

No, the HFD3175 features fixed thermal and fixed magnetic trip elements. The trip unit is factory sealed and non-interchangeable.

What are the physical dimensions of this 3-pole F-frame breaker?

The breaker measures 6.00 inches in height, 4.13 inches in width, and 3.38 inches in depth.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 21 reviews
Rating
Ratings
21 reviews
  • CH
    carl h.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer HFD3200 - 200A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/20/26
    Breaker

    Breaker shipped out and we received it super quick.

  • DL
    Deanna L.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer HFD3150 - 150A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/19/26
    Eaton / Cutler-Hammer HFD3150 - 150A 3 Pole Molded Case Circuit Breaker

    We needed more breakers ASAP and once again, Michael David came thru like he always does. We are a 24/7/ emergency electrical restoration companyso most of our orders are always needed in a rush and SuperBreakers is always my go to!.

  • RF
    Ron F.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer HFD3045 - 45A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    4/9/26
    HFD3045

    Perfect breaker & great price/delivery. It's very easy to schedule around SB as their projected delivery times are accurate.

  • CP
    Christopher P.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer HFD3020L - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/13/26
    Fast and Cost effective

    Superbreakers Is always my first palce to look for harder to source breakers for a good price, and fast turnaround.

  • DS
    David S. B. D.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer HFD3060 - 60A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/6/26
    Breaker

    Great response time and product