Bosch Two Wire Detector Base, D250A
SKU
D250A
Model No
D250A
$7.97
Product Highlights
- 2 VDC or 24 VDC operation
- Two-wire circuit compatibility
- Can be used in circuit controlled by D291M addressable base
- Low-profile six-inch diameter base accepts interchangeable detector heads
- Easy head removal for cleaning and servicing

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The Bosch D250A Two Wire Detector Base is designed for seamless integration and reliability in fire detection systems. It operates efficiently on 12 VDC or 24 VDC power and is compatible with a range of Bosch heat detector heads. The streamlined design allows for easy maintenance, while its flexibility in circuit connections makes it an ideal choice for any safety-conscious environment.
Bosch D250A Detector Base Features
- Voltage Operation: Supports both 12 VDC and 24 VDC, ensuring reliable performance in various applications.
- Two-Wire Circuit Compatibility: Easily integrates into existing circuits, facilitating quick and efficient installations.
- Addressable Base Integration: Can be used with D291M addressable base, allowing up to 19 detector bases on a supervised circuit.
- Low-Profile Design: Six-inch diameter base ensures a discreet installation while accepting interchangeable detector heads.
- Maintenance-Friendly: Easy head removal allows for straightforward cleaning and servicing, reducing downtime.
- Standard Connections: Utilizes screw terminal connections for simplified wiring, enhancing installation speed.
Bosch D250A Detailed Specifications
Feature | Details |
Model | D250A |
Operation Voltage | 12 VDC or 24 VDC |
Base Type | Two-wire detector base |
Compatible Detector Heads | D254, D255, D256A, D257A |
Diameter | 6 inches |
Installation | Standard screw terminal connections for easy wiring |
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