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Eaton / Cutler-Hammer FDB3070LS01 Molded Case Circuit Breaker

  • 70A
  • 3 Pole
  • Unit Mount
Eaton / Cutler-Hammer FDB3070LS01
Molded Case Circuit Breaker
Brand Eaton / Cutler-Hammer
SKU FDB3070LS01
Select Item Condition
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  • 70A
  • 3 Pole
  • Unit Mount

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Eaton / Cutler-Hammer FDB3070LS01 - 70A 3 Pole Molded Case Circuit Breaker

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$773.18 No Stock

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Description

Designed specifically for marine and corrosive environments, this specialized 70-amp F-Frame breaker utilizes robust stainless steel terminals. It fastens securely into Eaton Series C panelboards, industrial switchboards, and motor control centers. The S01 suffix denotes these upgraded terminal connections for demanding commercial applications. Offering a 14kAIC rating at 480V, the thermal-magnetic unit features a factory-installed shunt trip and supports reverse feed operations.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Part Number FDB3070LS01
Series FDB
Amperage 70A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 18kA @ 240VAC, 14kA @ 480VAC, 14kA @ 600VAC, 10kA @ 250VDC
Fit and installation
Terminal Type Lugs
For Use With Eaton Series C Panelboards, Switchboards, Motor Control Centers
Wire Gauge 14-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 14 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
Accessories Line and Load Lugs Included
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB-1, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed, Stainless Steel Terminals

Product FAQs

7 answers
What do the L and S01 suffixes mean in the FDB3070LS01 catalog number?

The L indicates that both line and load lugs are factory installed, whereas standard F-Frame breakers typically ship with load terminals only. The S01 designates a factory installed shunt trip in the left pole, rated for 12 to 24V AC/DC, with 18-inch pigtail leads exiting the same side.

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

The FDB3070LS01 measures 6.00 inches tall, 4.13 inches wide, and 3.38 inches deep. These standard F-Frame dimensions allow it to fit seamlessly into compatible Eaton chassis and backpans.

Which Eaton enclosures and systems accept the FDB3070LS01?

This F-Frame breaker is designed for installation in Eaton Series C panelboards, switchboards, and motor control centers. It requires a unit mount configuration, meaning it bolts directly to a backpan rather than plugging onto a busbar.

Is the FDB3070LS01 suitable for DC circuits?

Yes, this breaker is rated for use on DC systems up to 250VDC, providing a 10kA interrupting capacity. When used in DC applications, follow Eaton guidelines for wiring multiple poles in series if required by the system voltage.

Can this F-Frame circuit breaker be reverse fed?

Yes, standard Eaton Series C thermal magnetic breakers like the FDB3070LS01 do not have line and load restrictions. They can be reverse fed, allowing power to be supplied to either set of terminals safely.

Is the FDB3070LS01 rated for HVAC equipment?

Yes, this breaker is HACR rated, meaning it is tested and approved for the specific inrush currents and operational demands of heating, air conditioning, and refrigeration equipment.

Are the trip settings adjustable on the FDB3070LS01?

No, this breaker features a fixed thermal and fixed magnetic trip unit. It provides standard Long-Time and Instantaneous (LI) protection, but the trip thresholds cannot be field adjusted.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 2 reviews
Rating
Ratings
2 reviews
  • B
    Brent
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer FDB3060 - 60A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/18/26
    Breaker was as expected.

    Breaker was clean, you could not tell it was used.

  • RF
    Russell F.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer FDB3025 - 25A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/24/26
    Right product, right time

    This is what I needed, and I got it in time.