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Square D EDB24070 Molded Case Circuit Breaker

  • 70A
  • 2 Pole
  • Bolt-On
Square D EDB24070
Molded Case Circuit Breaker
Brand Square D
SKU EDB24070
Select Item Condition
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  • 70A
  • 2 Pole
  • Bolt-On

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Square D EDB24070 - 70A 2 Pole Molded Case Circuit Breaker

Square D EDB24070 - 70A 2 Pole Molded Case Circuit Breaker

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$335.20 In Stock

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Description

Providing robust overcurrent protection, the Square D EDB24070 is a 70A, 2-pole molded case circuit breaker for industrial and commercial use. It fastens securely into Square D NF panelboards via a standard bolt-on connection, ensuring a stable fit in demanding environments. This E-Frame breaker features a 25 kAIC rating at 240VAC and 18 kAIC at 480Y/277VAC, utilizing proven thermal-magnetic trip technology and the Visi-Trip indicator for quick fault identification.

Specifications

Key specifications
Brand Square D
Part Number EDB24070
Series EDB
Amperage 70A
Poles 2
Mounting Style Bolt-On
Voltage 120VAC, 240VAC, 277VAC, 480Y/277VAC, 120/240VAC
Phase 1
AIC Rating 25kA @ 120VAC, 25kA @ 240VAC, 18kA @ 277VAC, 18kA @ 480Y/277VAC, 25kA @ 120/240VAC
Fit and installation
Frame Type EDB
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 Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Alarm Switch, Padlock Attachment
Accessories Aluminum Lugs Included
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CSA, cULus, HACR, NOM, UL
Temp Rating 40C
Construction Features HACR Rated, Visual Trip Indicator

Product FAQs

7 answers
What panelboards are compatible with the Square D EDB24070?

The EDB24070 is an E-frame bolt-on circuit breaker designed specifically for use in Square D NF series panelboards. It cannot be installed in NQ, I-Line, or standard QO load centers.

What is the difference between Square D EDB, EGB, and EJB circuit breakers?

The primary difference is their maximum interrupting capacity at 480Y/277VAC. The EDB series is rated for 18kAIC, the EGB series for 35kAIC, and the EJB series for 65kAIC. All three share the same physical footprint and mount in NF panelboards.

What are the lug torque specifications for the EDB24070?

The required tightening torque depends on the wire size used. Torque the lugs to 34.5 lbf-in for 14 to 10 AWG conductors, and 49.6 lbf-in for 8 to 2/0 AWG conductors.

Can the EDB24070 be used on a 120/240V or 240V system?

Yes. While it has a maximum voltage rating of 480Y/277VAC, it is fully rated for use on 120/240VAC and 240VAC systems. When used at these lower voltages, the interrupting rating increases to 25kAIC.

Does the EDB24070 provide equipment ground fault protection (EPD)?

No, the standard EDB24070 features standard thermal-magnetic trip units for overload and short-circuit protection only. Square D E-frame breakers with 30mA equipment ground fault protection will include an EPD suffix in the catalog number.

How much panel space does the EDB24070 require in an NF panelboard?

As a 2-pole E-frame breaker, the EDB24070 occupies two standard pole spaces in a Square D NF circuit breaker panelboard.

Is the Square D EDB24070 HACR rated?

Yes, this breaker is HACR rated, meaning it is approved for use with heating, air conditioning, and refrigeration equipment group motor loads.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 111 reviews
Total 5 star reviews: 109
Total 4 star reviews: 2
Total 3 star reviews: 0
Total 2 star reviews: 0
Total 1 star reviews: 0
Reviews Summary
Customers say these circuit breakers arrive quickly and function as expected. Many reviews mention competitive pricing and reliable shipping. The ordering process receives praise for its simplicity, with users noting the website is easy to navigate. Frequent comments address product availability and proper packaging. While some note receiving older stock items, users consistently report the breakers work effectively.
Rating
Ratings
111 reviews
  • CO
    Chris O.
    Verified Buyer
    Reviewing
    Square D EDB34125 - 125A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/4/26
    Fast and easy

    Locating the product, checking out and delivery were top notch!

  • JD
    John D.
    Verified Buyer
    Reviewing
    Square D EDB14020 - 20A 1 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/16/26
    Great place

    My rep has been very responsive and helpful. He always gives me a good deal also

  • DH
    Dave H.
    Verified Buyer
    Reviewing
    Square D EDB34020 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/6/26
    Brfeaker

    good service and quick ship

  • RP
    Ronica P.
    Verified Buyer
    Reviewing
    Square D EDB34015 - 15A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    6/30/26
    Great Experience from Start to Finish

    Great experience! My order arrived on time and everything was exactly as expected. The items were packaged securely, and everything arrived in perfect condition. I appreciate the care taken with packaging and the prompt delivery. I would definitely order from them again!

  • TB
    Theresa B.
    Verified Buyer
    Reviewing
    Square D EDB34015 - 15A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    6/17/26
    Works as expected

    Breaker worked as expected. Price was good and shipping and delivery were expedient. No complaints