The Notifier DR-B4B Blank Door represents a critical enclosure component designed for fire alarm control panel and communication system infrastructure. Engineered specifically for Notifier fire alarm panel installations, this robust black door provides a secure, professional-grade replacement solution for panel housings that require comprehensive protection and seamless equipment integration.
Precision-manufactured to accommodate up to two chassis configurations, the DR-B4B ensures optimal equipment mounting capability while maintaining the structural integrity of fire alarm control panels. Commercial and institutional facilities ranging from healthcare complexes and educational institutions to high-rise office buildings rely on these engineered replacement doors to maintain consistent system protection and aesthetic uniformity.
Key Features
- Compatible with multiple Notifier panel chassis configurations, supporting dual-chassis mounting requirements
- Durable black powder-coated finish providing corrosion resistance and professional appearance
- Integrated locking mechanism with accompanying keys for enhanced security and restricted access
- Precise dimensional engineering ensuring precise fit with standard Notifier panel enclosures
- Constructed from high-grade steel with rigorous manufacturing tolerances
- Compliant with NFPA 72 National Fire Alarm and Signaling Code mounting standards
Specifications
- Material: Cold-rolled steel
- Finish: Black powder coat
- Mounting Capacity: Up to 2 chassis
- Locking Mechanism: Keyed lock with supplied keys
- Compatible Systems: Notifier addressable fire alarm panels
Professional fire alarm technicians and facilities managers recognize the DR-B4B as a critical replacement component for maintaining the reliability and compliance of commercial fire detection infrastructure. Ideal for retrofit projects, panel upgrades, and systematic replacement protocols in mission-critical environments such as healthcare facilities, educational campuses, municipal buildings, and corporate complexes.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 18.6 lbs |
|---|---|
| Dimensions | 33 × 28 × 3 in |
| Condition | New |
| Manufacturers | Notifier |
| Part Type | Replacement Part |






