GE AMCB6GB
The GE AMCB6GB is a circuit breaker mounting hardware strap kit, designed as a direct replacement kit for GE Spectra Series APN-B bolt-on style panelboards. It provides secure installation support for molded case circuit breakers in dual/twin branch (double) G-frame configurations.
Technical Specifications
- Catalog Number: AMCB6GB
Detailed content
- Product Type: Circuit breaker mounting hardware strap kit
- Series: Spectra Series (AMCB6 family)
- Voltage Rating: 600 V
- Current Rating: 600 A
- Material: Copper
- Configuration: Dual / Twin Branch
- Panel Type: APN-B bolt-on style
- Compatible Breakers: GE SGDA, SGHA, SGLA, and SGPA circuit breakers
- Dimensions: 11 in × 7 in × 9 in
- Vertical Space Required: 5.50 inches (4X) per kit
Kit Contents
- Thread-forming screws (#10-32 × 7/16″)
- Circuit breaker mounting brackets (2)
- Filler centers (2)
- Anti-turn clips (3)
- G-frame double straps (3 total, types 252B3618G10 and 252B3618G11)
- Conical spring washers (#1/4″ and #5/16″)
- Hex-head bolts (5/16-18 × 3/4″)
- Nuts, machine screws, flat washers, carriage bolts
- DEH40129 installation instructions
Functional Features
- Direct replacement kit for Spectra Series APN-B bolt-on panelboards
- Secure installation support for double-branch G-frame MCCBs up to 600 A / 600 V
- Copper construction for reliable current carrying
- Compatible with SGDA, SGHA, SGLA, and SGPA breaker types
Application Scenarios
GE Spectra Series panelboards, industrial power distribution systems, heavy-duty breaker installations, commercial and industrial electrical panels, and panelboard upgrade or retrofit projects.
Installation & Safety Notes
- WARNING: Danger of electrical shock or injury. Turn OFF power ahead of the panelboard or switchboard before working inside the equipment or removing any component.
- Equipment must be installed and maintained by properly trained and qualified personnel only.
- Confirm kit contents against the parts list before installation
- Locate the side of the interior with a 2.75-inch reference distance to mount the straps
- Follow the DEH40129 installation instructions for proper torque and assembly sequence












