GHB1020 - Cutler Hammer 20 Amp 1 Pole 277V Molded Case Circuit Breaker G-Frame Bolt-On

Product Overview

The GHB1020 is a Cutler Hammer G‑frame, 1‑pole molded case circuit breaker rated 20 amps at 277 volts and designed for bolt‑on mounting.

This listing is for the single SKU GHB1020. Contact Lumera Electric for pricing, lead time, and order quantities.

Key Features

• 20 amp thermal‑magnetic protection in a 1‑pole configuration
• 277V voltage rating suitable for lighting and control circuits
• G‑frame molded case design with bolt‑on mounting
• Manufacturer: Cutler Hammer; Condition: New

Function and basic use

The GHB1020 provides overcurrent protection for a single phase circuit as a 1‑pole device. It interrupts fault and overload conditions in lighting, control, or branch circuits sized for a 20 amp breaker.

• 1‑pole configuration protects a single hot conductor
• Intended for use where a 20A, 277V breaker is specified

Electrical ratings

Use the GHB1020 where a 20 amp, 277 volt rating is required. This listing specifies the nominal ampacity and voltage rating; confirm upstream and downstream coordination with system protection requirements.

• Rated current: 20 A
• Rated voltage: 277 V
• Pole count: 1

Mounting and frame type

The breaker is a G‑frame molded case unit designed for bolt‑on installation. Confirm compatibility with your panel or enclosure mounting provisions before ordering.

• Frame: G‑frame molded case
• Mounting: bolt‑on

Ordering and verification

This product page represents a single SKU (GHB1020). Confirm the model number, required quantity, and that a 20A 1‑pole 277V breaker matches your application before requesting a quote or placing an order.

• Manufacturer: Cutler Hammer
• Part number / SKU: GHB1020
• Condition: New
• Request a quote for pricing and availability

Before You Order

Confirm the model number and quantity required before ordering. Verify that a 20A, 1‑pole, 277V G‑frame bolt‑on breaker is appropriate for your panel, load, and system coordination requirements.

• Verify panel/enclosure accepts bolt‑on G‑frame breakers
• Confirm voltage and amp ratings match the circuit design
• Request a quote from Lumera Electric for pricing and availability

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for GHB1020 - Cutler Hammer 20 Amp 1 Pole 277V Molded Case Circuit Breaker G-Frame Bolt-On. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.