

636-341 | Simplex Power Supply for 4020 & 4100 Fire Alarm Panels – 28.5 VDC, 12A
- Regular price
- $1,278.00
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- $1,278.00
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Product Description P/N: 636-341
Description
The Simplex 636-341 Power Supply is designed for use with Simplex 4020 and 4100 Series fire alarm control panels. It delivers 28.5 VDC at 12 amps output from a 120/240 VAC input, providing reliable power conversion and supervision. This unit includes battery changeover and monitoring functions to ensure continuous system operation during brownouts or power loss.
Technical Specifications
Part Number | 636-341 |
Brand / Manufacturer | Simplex |
Part Type | Power Supply |
Condition | Reconditioned / Discontinued |
Compatibility | Simplex 4020 & 4100 Series (Group 2 only) |
Input Voltage | 120/240 VAC, 6.0/3.0 A, 50/60 Hz |
Output Voltage | 28.5 VDC |
Output Current | 12 A |
Weight | 8 lbs (3.2 kg) |
Dimensions | 12.5 × 6.5 × 5 in |
Information About 636-341
The 636-341 is a discontinued Simplex power supply module that supports Group 2 compatibility with the 4020 and 4100 control panels. It works with specific companion boards, including the Master Controller #565-325, Power Supply Interface #565-256, and Standard Slave Boards #565-368 or #566-759. With its integrated supervision and automatic changeover capabilities, it ensures fire alarm systems remain functional in critical environments.
Key Features:
- Converts 120/240 VAC input to regulated 28.5 VDC output
- Provides up to 12 amps of DC power
- Integrated battery changeover circuitry (controlled by slave board)
- Supervises and monitors batteries under system control
- Detects brownout or AC power loss and signals the system
- Compatible with Simplex 4020 and 4100 panels (Group 2 only)
- Supports essential boards: Master Controller #565-325, Power Supply Interface #565-256, and Standard Slave #565-368 / #566-759
Description
The Simplex 636-341 Power Supply is designed for use with Simplex 4020 and 4100 Series fire alarm control panels. It delivers 28.5 VDC at 12 amps output from a 120/240 VAC input, providing reliable power conversion and supervision. This unit includes battery changeover and monitoring functions to ensure continuous system operation during brownouts or power loss.
Technical Specifications
Part Number | 636-341 |
Brand / Manufacturer | Simplex |
Part Type | Power Supply |
Condition | Reconditioned / Discontinued |
Compatibility | Simplex 4020 & 4100 Series (Group 2 only) |
Input Voltage | 120/240 VAC, 6.0/3.0 A, 50/60 Hz |
Output Voltage | 28.5 VDC |
Output Current | 12 A |
Weight | 8 lbs (3.2 kg) |
Dimensions | 12.5 × 6.5 × 5 in |
Information About 636-341
The 636-341 is a discontinued Simplex power supply module that supports Group 2 compatibility with the 4020 and 4100 control panels. It works with specific companion boards, including the Master Controller #565-325, Power Supply Interface #565-256, and Standard Slave Boards #565-368 or #566-759. With its integrated supervision and automatic changeover capabilities, it ensures fire alarm systems remain functional in critical environments.
Key Features:
- Converts 120/240 VAC input to regulated 28.5 VDC output
- Provides up to 12 amps of DC power
- Integrated battery changeover circuitry (controlled by slave board)
- Supervises and monitors batteries under system control
- Detects brownout or AC power loss and signals the system
- Compatible with Simplex 4020 and 4100 panels (Group 2 only)
- Supports essential boards: Master Controller #565-325, Power Supply Interface #565-256, and Standard Slave #565-368 / #566-759
