Eaton 3MCBE300R main circuit b...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$14,074.87
$14,024.87

Eaton 3MCBE300R main circuit breaker, Group Metering, EUSERC, KD main breaker, 300A, Three-phase, 120/208V, 65 kAIC, Crimp lug landing pads (no lugs included), Four-wire, NEMA 3R enclosure, Aluminum bus, Overhead/underground feed

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Model: 3MCBE300R
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$14,074.87
$14,024.87
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Eaton main circuit breaker, Group Metering, EUSERC, KD main breaker, 300A, Three-phase, 120/208V, 65 kAIC, Crimp lug landing pads (no lugs included), Four-wire, NEMA 3R enclosure, Aluminum bus, Overhead/underground feed

Manufacturer Resources

Product Specs

Amperage Rating:
300 A
Bus Material:
Aluminum
Catalog Notes:
If additional neutral lugs are needed, order 1MCB1200NLK [(3) 1/0-750 kcmil or (6) 1/0-300 kcmil].
Certifications:
UL Listed
Compliances:
EUSERC Approved
Enclosure:
NEMA 3R
Feed Type:
Top/bottom
Interrupt Rating:
65 kAIC
Main Circuit Breaker:
KD
Number Of Wires:
4
Phase:
Three-phase
Product Height:
60.9375 in
Product Length Depth:
23 in
Product Weight:
150 lb
Product Width:
13.375 in
Voltage Rating:
120/208 V
Wire Size:
(3) #1/0 AWG-750 kcmil
Product Group:
Electrical
Department:
Electrical
Product Details:
EUSERC

Eaton 3MCBE300R – Frequently Asked Questions

How fast can I get the Eaton 3MCBE300R delivered?
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Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Eaton 3MCBE300R come with a warranty?
Absolutely. The Eaton 3MCBE300R is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Eaton 3MCBE300R?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Eaton 3MCBE300R from ZenSupply?
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