Description
The Notifier EQDR-B4 Two-Tier Vented Door Assembly is a precision-engineered enclosure component designed for Onyx Series fire alarm control panels. This door assembly provides a secure, ventilated front cover for two-tier cabinet configurations, ensuring optimal airflow and system protection.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Notifier |
| Category |
Fire Alarm Equipment |
| Part Number |
EQDR-B4 |
| Subcategory |
Door Assembly |
| Type |
Two-tier vented door panel |
| Compatible Systems |
Notifier Onyx Series control panels |
| Cabinet Compatibility |
EQ-series backboxes (e.g., EQB-4) |
| Material |
Heavy-gauge steel |
| Finish |
Red powder coat |
| Ventilation |
Integrated louvered vents for airflow |
| Access Control |
Keyed lock mechanism |
| Mounting Hardware |
Included with assembly |
| Hinge Type |
Pre-mounted steel hinges |
| Compliance |
UL and NFPA 72 compatible construction |
| Operating Environment |
Indoor, dry location installation |
| Dimensions |
Approx. 28" H × 24" W × 2" D |
| Weight |
14.8 lb (6.71 kg) |
Information About EQDR-B4
The EQDR-B4 is a two-tier vented door assembly developed by Notifier for use with its Onyx Series fire alarm system enclosures. It is designed to fit compatible EQ-series backboxes, offering ventilation slots to maintain proper heat dissipation for internal modules and electronics. The door assembly includes mounting hardware, hinges, and a keyed lock mechanism for authorized access. Built from heavy-gauge steel and finished in Notifier’s standard red powder coating, the EQDR-B4 ensures both functionality and a consistent appearance in professional fire alarm control installations.
Key Features:
- Two-Tier Design: Provides full coverage for dual-level panel configurations in Onyx systems.
- Vented Construction: Integrated ventilation slots support thermal management of control electronics.
- Heavy-Gauge Steel: Ensures long-term durability and structural rigidity.
- Secure Access: Equipped with a keyed lock mechanism for authorized entry only.
- Notifier Compatibility: Designed specifically for EQ-series backboxes and Onyx control panels.
- Professional Finish: Red powder-coated surface maintains consistent fire alarm system aesthetics.
- Easy Installation: Pre-aligned hinges and hardware simplify mounting and maintenance.
- UL/NFPA Compliant: Meets industry standards for enclosure safety and reliability.
The EQDR-B4 delivers the reliability and precision required for protective and ventilated housing of Notifier Onyx Series control systems.
