The Wheelock Surface Extension Ring (SER-R) is a precision-engineered mounting accessory designed to provide professional fire alarm technicians with a robust solution for surface-mounted notification appliance installation. Engineered specifically for commercial fire alarm systems, this circular extension ring enables precise mounting of notification devices in environments where recessed installation is not feasible or desired.
Constructed with high-durability materials, the SER-R extension ring creates the necessary standoff distance for wall-mounted notification appliances such as horns, strobes, and combination audio-visual devices. Its standardized design ensures seamless compatibility with Wheelock’s extensive line of notification equipment and integrates effectively with addressable fire alarm control panels across various commercial building types, including office complexes, healthcare facilities, educational institutions, and industrial environments.
Key Features
- Compatible with multiple Wheelock notification appliance models, ensuring versatile mounting options
- Robust construction provides reliable mounting surface for critical fire alarm notification devices
- Designed to meet stringent NFPA 72 National Fire Alarm and Signaling Code requirements
- Supports clean, professional installation in both new construction and retrofit applications
- Engineered for consistent performance in commercial and institutional environments
- UL Listed for guaranteed quality and safety compliance
Technical Specifications
- Material: High-impact polycarbonate
- Color: Typically white, matching standard notification appliance color profiles
- Mounting: Universal surface-mount configuration
- Compliance: NFPA 72, UL 268, UL 464 standards
Fire alarm professionals will appreciate the SER-R’s precision engineering, which facilitates efficient installation in diverse commercial settings. Whether mounting strobes in hospital corridors, horn/strobe units in educational facilities, or notification appliances in industrial control rooms, this extension ring provides the structural integrity and standardized mounting platform required for reliable fire alarm system performance.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 0.95 lbs |
|---|---|
| Dimensions | 6.5 × 5.1 × 1.5 in |
| Condition | New |
| Manufacturers | Wheelock |
| Part Type | Replacement Part |







