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EATON Miniature Circuit Breaker: 50 A, 277/480V AC, Three Phase, 14kA at 277/480V AC - GHB Series, Bolt-On Eaton Cutler-Hammer Miniature Circuit Breakers
EATONGHB Series, Bolt-On Eaton Cutler-Hammer Miniature Circuit Breakers

EATON Miniature Circuit Breaker: 50 A, 277/480V AC, Three Phase, 14kA at 277/480V AC

The EATON GHB3050 is a three-pole, bolt-on miniature circuit breaker from the GHB Series, rated 50 A at 277/480V AC with a 14kA interrupting capacity at that voltage. It is designed for use in Eaton Powerline…

SKU 3G-OTH-127758

Also listed as: GHB 3050 · GHB-3050

Brand
EATON
Item
Miniature Circuit Breaker: 50 A, 277/480V AC, Three Phase, 14kA at 277/480V AC
Category
GHB Series, Bolt-On Eaton Cutler-Hammer Miniature Circuit Breakers
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

EATON
Manufacturer Part Number
GHB3050
Type
Three Phase, 14kA at 277/480V AC, Std
AC
277/480V
Poles
3

Technical Documents

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EATON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EATON GHB3050 is a three-pole, bolt-on miniature circuit breaker from the GHB Series, rated 50 A at 277/480V AC with a 14kA interrupting capacity at that voltage. It is designed for use in Eaton Powerline Panelboards and features a standard trip characteristic.

Frequently Asked Questions

What is the EATON GHB3050 miniature circuit breaker used for?

The EATON GHB3050 is a three-pole, bolt-on miniature circuit breaker rated 50 A at 277/480V AC. It provides overcurrent protection in Eaton Powerline Panelboards for commercial and industrial three-phase applications, with a 14kA interrupting capacity at 277/480V AC.

What are the specifications of the EATON GHB3050?

The EATON GHB3050 is a 3-pole miniature circuit breaker rated 50 A at 277/480V AC, three-phase, with a 14kA interrupting capacity at 277/480V AC. It features a standard trip characteristic and is designed for bolt-on mounting in Eaton Powerline Panelboards.

Where to buy the EATON GHB3050 worldwide?

3G Electric supplies the EATON GHB3050 miniature circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Eaton GHB Series breaker.

How to select the right Eaton GHB series circuit breaker?

Select the Eaton GHB breaker based on system voltage (277/480V AC), current rating (50 A for GHB3050), number of poles (3), and interrupting capacity (14kA). Verify compatibility with your panelboard—Eaton Powerline Panelboards are specified. Always consult local electrical codes and a qualified engineer.

Used in

Common applications for EATON
Industrial control panels — Eaton M22 flush push buttons for momentary machine start/stop commands
Motor control centers — Eaton NEMA reversing starters with electronic overloads for conveyor belt direction control
HVAC systems — Eaton definite purpose starters with thermal overloads for compressor and fan motor protection
Process automation — Eaton SL7 tower lights with IP66 bases for visual status indication in wet environments
Machine tool signaling — Eaton 10250T LED pilot lights with push-to-test for operator panel status lamps
Access control — Eaton M22 keyed selector switches for equipment mode selection in secured areas

EATON Products

3G Electric supplies EATON ghb series, bolt-on eaton cutler-hammer miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
EATON Miniature Circuit Breaker: 25 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3025)
EATON
EATON Miniature Circuit Breaker: 25 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3025)
EATON Miniature Circuit Breaker: 50 A, 277/480V AC, Single Phase, 14kA at 277/480V AC, 2 Poles, Std (MPN GHB2050)
EATON
EATON Miniature Circuit Breaker: 50 A, 277/480V AC, Single Phase, 14kA at 277/480V AC, 2 Poles, Std (MPN GHB2050)
EATON Miniature Circuit Breaker: 15 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3015)
EATON
EATON Miniature Circuit Breaker: 15 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3015)
EATON Miniature Circuit Breaker: 45 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3045)
EATON
EATON Miniature Circuit Breaker: 45 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3045)
EATON Miniature Circuit Breaker: 70 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3070)
EATON
EATON Miniature Circuit Breaker: 70 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3070)
EATON Miniature Circuit Breaker: 20 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3020)
EATON
EATON Miniature Circuit Breaker: 20 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3020)

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EATON Miniature Circuit Breaker: 30 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3030)
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EATON Miniature Circuit Breaker: 30 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3030)
EATON Miniature Circuit Breaker: 35 A, 277V AC, Single Phase, 14kA at 277V AC, 1 Poles, Std (MPN GHB1035)
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EATON Miniature Circuit Breaker: 35 A, 277V AC, Single Phase, 14kA at 277V AC, 1 Poles, Std (MPN GHB1035)
EATON Miniature Circuit Breaker: 15 A, 277/480V AC, Single Phase, 14kA at 277/480V AC, 2 Poles, Std (MPN GHB2015)
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EATON Miniature Circuit Breaker: 15 A, 277/480V AC, Single Phase, 14kA at 277/480V AC, 2 Poles, Std (MPN GHB2015)
EATON Miniature Circuit Breaker: 35 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3035)
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EATON Miniature Circuit Breaker: 35 A, 277/480V AC, Three Phase, 14kA at 277/480V AC, 3 Poles, Std (MPN GHB3035)