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Square D EGB14070 Molded Case Circuit Breaker

  • 70A
  • 1 Pole
  • Bolt-On
Square D EGB14070
Molded Case Circuit Breaker
Brand Square D
SKU EGB14070
Select Item Condition
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  • 70A
  • 1 Pole
  • Bolt-On

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EGB14070

Square D EGB14070 - 70A 1 Pole Molded Case Circuit Breaker

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$261.00 In Stock

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Description

Mounts into Square D NF panelboards to deliver reliable branch circuit protection in commercial settings. The EGB14070 is a 70-amp, single-pole molded case circuit breaker from the E-Frame series, utilizing thermal-magnetic trip technology to guard against overloads and short circuits. With a secure bolt-on connection, this breaker ensures a stable installation. It boasts a strong interrupting rating of 65kA at 120VAC and includes a Visi-Trip indicator to quickly identify tripped circuits.

Specifications

Key specifications
Brand Square D
Part Number EGB14070
Series EGB
Amperage 70A
Poles 1
Mounting Style Bolt-On
Voltage 120VAC, 240VAC, 277VAC
Phase 1
AIC Rating 65kA @ 120VAC, 35kA @ 240VAC, 35kA @ 277VAC
Fit and installation
Frame Type EGB
Terminal Type Lugs
For Use With Square D NF Panelboards
Wire Gauge 14-2/0 AWG (Cu), 12-2/0 AWG (Al)
Max Wire 2/0 AWG
Min Wire 14 AWG (Cu), 12 AWG (Al)
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Alarm Switch, Padlock Attachment
Accessories Load Side Lugs Included
Standards CSA C22.2 No. 5, HACR, NEMA AB 1, NFPA 70, UL 489
Approval CSA, cULus, HACR, NOM, UL
Temp Rating 40C
Construction Features HACR Rated, Visual Trip Indicator

Product FAQs

6 answers
What panelboards are compatible with the EGB14070 circuit breaker?

This E-frame breaker is designed exclusively for use in Square D NF series panelboards. It will not fit NQ panelboards, which require QOB style breakers.

What does the G in the EGB14070 part number signify?

The middle letter designates the interrupting rating level at 480Y/277V. The G indicates a 35kA interrupting rating. For comparison, D indicates 18kA and J indicates 65kA.

Can I use an EDB14070 instead of the EGB14070?

You can use the EDB14070 only if your system requires an interrupting rating of 18kA or less at 277V. If the available fault current exceeds 18kA, you must use the EGB14070 or the 65kA rated EJB14070 to ensure safe operation.

What is the recommended lug torque for the EGB14070?

The recommended tightening torque is 34.5 lb-in for 14 to 10 AWG wire, and 49.6 lb-in for 8 to 2/0 AWG wire. Always verify torque specifications on the physical breaker label before terminating.

Is the EGB14070 suitable for motor loads or HVAC equipment?

Yes, all Square D EDB, EGB, and EJB circuit breakers are UL Listed as HACR type, making them suitable for heating, air conditioning, and refrigeration motor loads.

Does the EGB14070 include ground fault or equipment protection?

No, the standard EGB14070 provides only thermal-magnetic overload and short-circuit protection. Equipment protection requires a breaker with an EPD suffix.

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Reviews

4.9
Rated 4.9 out of 5 stars
Based on 25 reviews
Total 5 star reviews: 23 Total 4 star reviews: 2 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Rating
Ratings
25 reviews
  • RS
    Robert S.
    Verified Buyer
    Reviewing
    Square D EGB34015 - 15A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    4/21/26
    New breaker

    Great product, exactly what I needed and shipped in a timely manner!

  • EB
    Ed B.
    Verified Buyer
    Reviewing
    Square D EGB34100 - 100A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    11/5/25
    100 amp breaker

    Prompt ordering and shipping at a fair price. Thanks

  • EB
    Ed B.
    Verified Buyer
    Reviewing
    Square D EGB34015 - 15A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    10/11/25
    Breaker purchase

    quick response and shipping

  • TI
    Tim I.
    Verified Buyer
    Reviewing
    Square D EGB34040 - 40A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/6/25
    Problem Solved

    The breakers showed up packaged very well and in great shape. The pricing was very competitive and solved our problem sourcing older circuit breakers.

  • MK
    Marvin K.
    Verified Buyer
    Reviewing
    Square D EGB34045 - 45A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/4/25
    Square D EGB34045 3 Pole Circuit Breaker

    Breaker and service was great and always has been. Looking forward more business in the future. Thanks.