The SPM-B10025-DR (Model 291937) is a fire alarm control device designed for rack installation. It supports 10 zones or warning lines and provides voice notification capabilities. The unit receives signals from the fire system through a dry contact interface.
This monoblock PPU unit delivers 250 W of power and is suited for managing multiple warning zones in a compact form factor.
Use SPM-B10025-DR 291937 when matching project requirements with the equipment already specified for the job.
Check the model information, category placement, and available product details before final selection.
For US-based technical sourcing, this product belongs to Warning system «Sonar» and should be selected by application fit.
When several similar products are available, use the model number and application notes to narrow the selection. Use SPM-B10025-DR 291937 as a starting point, then confirm the final choice against the exact project specification.
Reviews: 2
Average score: 5
Electrical Contractor
12/10/2025
The SPM-B10025-DR has been reliable for integrating voice notification into our existing fire alarm system. Installation in the equipment rack was straightforward, and it clearly supports all 10 zones we needed to manage. The dry contact interface allowed smooth communication with the fire panel without compatibility issues. Power output is stable and consistent during tests.
Electrical Contractor
08/09/2025
Installed the SPM-B10025-DR in a multi-zone fire alarm system for a commercial building. The unit’s voice notification clarity is excellent, and it integrated seamlessly with our existing dry contact interfaces. Its compact rack-mount design saved valuable space in the control room. Overall, it met the project requirements without any configuration issues.
Questions: 3
Safsale Product Desk
27/05/2026
What should be compared with the project documentation?
The administration's response:
Compare the product name, full model number, rating values, dimensions, mounting notes, and connection details with the project documentation. This helps keep the selection process tied to documented specifications rather than only the product title.
Safsale Product Desk
01/04/2026
What should be saved for purchasing records?
The administration's response:
Save the full product name, model number, category, datasheet reference, rating values, and any important size or connection details. Keeping these fields together helps compare the item later if a replacement or reorder is needed.
Safsale Product Desk
02/02/2026
When should Safsale be contacted before ordering?
The administration's response:
Contact Safsale before ordering when the datasheet is missing, the model number is unclear, or the product must be compared with an existing part. Extra checking is recommended when several similar variants appear in the same category.
