



562-909 | Simplex 4002 CPU Replacement Board for Fire Alarm Control Systems
- Regular price
- $2,899.00
- Sale price
- $2,899.00
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Product Description P/N: 562-909
Description
The Simplex 562-909 is a CPU replacement board designed for the Simplex 4002 Fire Alarm Control Panel. It provides the core processing functions required to operate, supervise, and manage alarm system activity. Built for dependable performance, the 562-909 restores full control capability to 4002 panels and maintains system integrity in critical fire safety applications.
Technical Specifications
Condition | New/Never Used Surplus |
Brand | Simplex |
Category | Fire Alarm Equipment |
Part Number | 562-909 |
Subcategory | CPU Replacement Board |
Compatible System | Simplex 4002 Fire Alarm Control Panel |
Function | Central processing and supervision board |
Supervision Capabilities | NAC, zone, battery, AC, and ground fault monitoring |
Power Source | Battery-backed, power-limited design |
Compliance | UL-listed fire alarm system component |
Trouble Indicators | Supports detection of multiple alarm and power conditions |
Replacement Type | Direct plug-in board for existing 4002 systems |
Status | Discontinued by manufacturer |
Warranty | Radwell 2-year warranty included |
Dimensions | 15 × 12 × 4 in |
Weight | 4 lbs |
Information About 562-909
The 562-909 is a discontinued but highly reliable CPU board developed by Simplex for use with the 4002 fire alarm system. It serves as the central processing unit, handling system logic, input/output supervision, and event management. The board supports multiple monitoring functions including NAC and zone supervision, ground fault detection, and battery status monitoring. Engineered for durability and long service life, the 562-909 ensures seamless integration and continued operational performance within existing Simplex 4002 control systems.
Key Features:
- CPU Replacement Board: Provides complete system control and monitoring for Simplex 4002 panels.
- Comprehensive Supervision: Monitors NACs, zones, battery, and AC power conditions.
- Trouble Detection: Identifies system faults such as ground, activation, and charge issues.
- Full System Integration: Designed for seamless replacement within existing 4002 panel architecture.
- Reliable Processing Unit: Maintains accurate logic control and alarm processing functions.
- Power-Limited and Supervised: Supports UL-listed, battery-backed operation for safety compliance.
- Durable Construction: Built for long-term reliability and consistent field performance.
- Direct Compatibility: Fully compatible with Simplex 4002 systems without additional modification.
The 562-909 delivers the reliability and precision required for consistent performance in critical fire alarm control applications.
Description
The Simplex 562-909 is a CPU replacement board designed for the Simplex 4002 Fire Alarm Control Panel. It provides the core processing functions required to operate, supervise, and manage alarm system activity. Built for dependable performance, the 562-909 restores full control capability to 4002 panels and maintains system integrity in critical fire safety applications.
Technical Specifications
Condition | New/Never Used Surplus |
Brand | Simplex |
Category | Fire Alarm Equipment |
Part Number | 562-909 |
Subcategory | CPU Replacement Board |
Compatible System | Simplex 4002 Fire Alarm Control Panel |
Function | Central processing and supervision board |
Supervision Capabilities | NAC, zone, battery, AC, and ground fault monitoring |
Power Source | Battery-backed, power-limited design |
Compliance | UL-listed fire alarm system component |
Trouble Indicators | Supports detection of multiple alarm and power conditions |
Replacement Type | Direct plug-in board for existing 4002 systems |
Status | Discontinued by manufacturer |
Warranty | Radwell 2-year warranty included |
Dimensions | 15 × 12 × 4 in |
Weight | 4 lbs |
Information About 562-909
The 562-909 is a discontinued but highly reliable CPU board developed by Simplex for use with the 4002 fire alarm system. It serves as the central processing unit, handling system logic, input/output supervision, and event management. The board supports multiple monitoring functions including NAC and zone supervision, ground fault detection, and battery status monitoring. Engineered for durability and long service life, the 562-909 ensures seamless integration and continued operational performance within existing Simplex 4002 control systems.
Key Features:
- CPU Replacement Board: Provides complete system control and monitoring for Simplex 4002 panels.
- Comprehensive Supervision: Monitors NACs, zones, battery, and AC power conditions.
- Trouble Detection: Identifies system faults such as ground, activation, and charge issues.
- Full System Integration: Designed for seamless replacement within existing 4002 panel architecture.
- Reliable Processing Unit: Maintains accurate logic control and alarm processing functions.
- Power-Limited and Supervised: Supports UL-listed, battery-backed operation for safety compliance.
- Durable Construction: Built for long-term reliability and consistent field performance.
- Direct Compatibility: Fully compatible with Simplex 4002 systems without additional modification.
The 562-909 delivers the reliability and precision required for consistent performance in critical fire alarm control applications.

