EJB24070 - 70 Amp Circuit Breaker
- 70 Amp
- 65k @ 480VAC; 100k @ 240VAC
- 2 Pole
Purchase Options:
EJB24070 - 70 Amp Circuit Breaker Description
EJB24070 - 70 Amp Circuit Breaker
The Square D EJB24070 is a 70 Amp, 2-pole bolt-on circuit breaker built for use in compatible Square D NF panelboards. It combines thermal and magnetic trip protection to respond to both sustained overloads and sudden short circuits, helping keep your electrical systems protected during everyday operation. A built-in trip indicator makes it easy to see when the breaker has opened, reducing the time needed for troubleshooting and maintenance. With a maximum operating voltage of 480Y/277 VAC and interrupting ratings up to 100 kA at specified voltages, this breaker is well suited for commercial and industrial power distribution systems.
Key Features and Benefits
- 70 Amp current rating
- Two-pole design
- Bolt-on installation
- Compatible with Square D NF panelboards
- Thermal-magnetic trip unit for overload and short-circuit protection
- Built-in trip indicator for quicker diagnostics
- Interrupting capacity up to 100 kA at applicable voltages
- Accepts copper and aluminum conductors
- HACR rated for heating, air conditioning, and refrigeration equipment
- Compatible with a variety of field-installable accessories
- Calibrated for operation at 40°C (104°F)
Technical Specifications
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Manufacturer: Square D
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Catalog Number: EJB24070
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Product Type: Miniature Circuit Breaker
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Frame Type: E-Frame
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Current Rating: 70 Amps
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Poles: 2
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Mounting Style: Bolt-On
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Maximum Operating Voltage: 480Y/277 VAC
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Trip Unit: Thermal-Magnetic
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Protection: Overload and Short Circuit
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Trip Unit Rating: 1800 A
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Holding Current: 630 A
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Interrupting Ratings:
- 100 kA @ 120 VAC
- 100 kA @ 120/240 VAC
- 100 kA @ 240 VAC
- 65 kA @ 277 VAC
- 65 kA @ 480Y/277 VAC
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Wire Range:
- Copper: 14 AWG–2/0 AWG
- Aluminum: 12 AWG–2/0 AWG
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Connection Type: Lugs
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Panelboard Compatibility: Square D NF Panelboards
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Dimensions:
- Height: 5.66 in. H
- Width: 1.96 in. W
- Depth: 4.05 in. D
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Weight: 3 lbs.
Material Compliance and Certifications
The Square D EJB24070 is cULus Listed, HACR Rated, and TAA Compliant. It is designed to meet recognized North American safety standards for commercial and industrial electrical applications.
Where It Works Best
The EJB24070 is commonly used in commercial buildings, schools, healthcare facilities, office buildings, retail spaces, and light industrial environments where Square D NF panelboards are installed.
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Square D® is a registered trademark of Schneider Electric. Products sold are surplus, used, or refurbished and are NOT supplied by Schneider Electric or its affiliates.
Specifications
- Width:2.0
- Height:5.69
- Depth:3.44
- Poles:2
- Amperes:70
- A.I.C. Rating & Volts:65k @ 480VAC; 100k @ 240VAC
- Type:EJB
- Approx Dimensions:2.00"W x 5.69"L x 3.44"D
- Additional Notes:Thermal Magnetic, Bolt-on, Circuit Breaker for NF Panelboard. Includes Load-Side Lugs
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
FREE ground shipping on breaker orders over $100 and all other items with orders over $500.
Shipping charges are Prepaid and Allowed on UPS Ground orders for all other products on orders over $500.00, again only when shipping within the lower 48 continental United States, provided the product(s) can safely ship UPS Ground.
If the product cannot safely ship via UPS Ground, or is too heavy to ship UPS Ground, then the product will be shipped via freightliner at buyer's expense.
CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).
Same Day Shipping
We strive to ship out your items within one business day.
In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.
CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).