1. Introduction
The Orbit BHT-1A is an adjustable T-bar bracket designed for supporting electrical boxes. This bracket accommodates electrical boxes with depths of 1 1/2 inches or 2 1/8 inches. It features 8 inches of height adjustability, making it suitable for various installation requirements. The 24-inch T-bar bracket includes slots for vertical height adjustment and conforms to UL514A standards, making it acceptable for use in 2-hour fire-rated walls.

Image 1.1: The Orbit BHT-1A Adjustable T-Bar Bracket. This image displays the full length of the 24-inch T-bar bracket, highlighting its design for supporting electrical boxes and its adjustable features.
2. Safety Information
Read and understand all instructions before installation. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Always disconnect power at the circuit breaker or fuse box before beginning any electrical installation or maintenance.
- Consult a qualified electrician if you are unsure about any part of the installation process.
- Ensure all installations comply with local and national electrical codes.
- Wear appropriate personal protective equipment (PPE), such as safety glasses and gloves, during installation.
- Do not modify the bracket in any way. Use only as intended.
3. Package Contents
Verify that all components are present before beginning installation.
- 1 x Orbit BHT-1A Adjustable T-Bar Bracket
Note: Fasteners for securing the electrical box to the bracket are not included and must be sourced separately.
4. Setup and Installation
The Orbit BHT-1A T-Bar bracket is designed for installation into T-bar ceiling grids or similar structural supports to provide a secure mounting point for electrical boxes.
- Step 1: Prepare the Installation Area. Ensure the power to the installation area is disconnected. Identify the desired location for the electrical box and the structural support (e.g., T-bar grid) where the bracket will be mounted.
- Step 2: Position the Bracket. Place the 24-inch T-bar bracket across the structural support. Ensure it is securely seated and spans the necessary distance to provide stable support.
- Step 3: Adjust Height. Utilize the integrated slots on the bracket to achieve the required vertical height for the electrical box. The bracket offers 8 inches of height adjustability. Slide the mounting plate to the desired position and ensure it is stable.
- Step 4: Secure Electrical Box. Attach the electrical box (compatible with 1 1/2" or 2 1/8" deep boxes) to the bracket's mounting plate using appropriate fasteners (not included). Ensure the box is securely fastened and level.
- Step 5: Final Check. Before restoring power, verify that the bracket and electrical box are stable, properly aligned, and all connections are secure.
5. Operation
The Orbit BHT-1A bracket functions as a stable and adjustable support for electrical boxes within ceiling or wall installations. Its adjustable design allows for precise positioning of electrical boxes to meet specific installation requirements and ensure compliance with electrical codes.
6. Maintenance
The Orbit BHT-1A T-Bar bracket requires minimal maintenance.
- Periodically inspect the bracket and its connections for any signs of loosening, corrosion, or damage.
- Ensure all fasteners securing the electrical box to the bracket remain tight.
- Clean the bracket with a dry cloth if necessary. Do not use abrasive cleaners or solvents.
7. Troubleshooting
This section addresses common issues that may arise during or after installation.
- Issue: Electrical box is not level after installation.
Solution: Loosen the fasteners securing the electrical box to the bracket. Re-adjust the bracket's height using the vertical adjustment slots until the box is level. Re-tighten fasteners securely. - Issue: Bracket feels unstable or loose.
Solution: Ensure the bracket is properly seated on the structural support. Verify that all fasteners securing the electrical box to the bracket are tightened appropriately. Check for any damage to the bracket or supporting structure. - Issue: Electrical box does not fit the bracket.
Solution: Confirm that the electrical box depth is either 1 1/2 inches or 2 1/8 inches, as specified for compatibility with this bracket.
8. Specifications
| Model Number: | BHT-1A |
| Manufacturer: | Orbit |
| Material: | Copper |
| Item Weight: | 7.7 ounces |
| Bracket Length: | 24 inches |
| Height Adjustability: | 8 inches |
| Compatible Box Depths: | 1 1/2 inches or 2 1/8 inches |
| UL Compliance: | UL file E227970, conforms to UL514A |
| Fire Rating: | Acceptable for use in 2-hour fire rated walls |
9. Warranty Information
Warranty information for the Orbit BHT-1A Electric Box 24" Adjustable T-Bar Bracket is not specified in the provided product details. For comprehensive warranty terms and conditions, please refer to the official Orbit manufacturer's website or contact their customer support directly.
10. Customer Support
For technical assistance, product inquiries, or support regarding the Orbit BHT-1A bracket, please contact Orbit customer service. Contact details, including phone numbers and email addresses, are typically available on the official Orbit website.






