Powermax BSR Socket
The Powermax BSR Telephone Socket facilitates point-to-point voice communication within structured cabling systems. This specific model features a grey finish suitable for industrial and commercial interiors. It provides a secure interface for RJ11 connectors. The internal architecture uses high-conductivity copper alloy terminals. These terminals accept standard 24-26 AWG telephone wiring. Installers use standard punch-down tools or screwdrivers depending on the specific block configuration. The housing resists impact and environmental degradation. The BSR series integrates with various mounting accessories. While categorized under ceiling holders, the unit maintains versatility for wall installations. The grey color hides dust and fingerprints in high-traffic areas. This makes it suitable for warehouses and server rooms. Low contact resistance ensures clear signal transmission. Gold plating on the pins prevents oxidation over time. This longevity reduces maintenance requirements in large-scale deployments. The modular design allows for rapid replacement if physical damage occurs.
Key Features
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Housing Integrity
The impact-resistant ABS thermoplastic construction protects internal electrical contacts from physical stress and environmental debris. -
Signal Transmission Specifications
- Gold-plated phosphor bronze contacts prevent localized oxidation.
- Insulation resistance exceeds 500 MΩ at 500V DC testing parameters.
- Contact resistance remains below 20 mΩ for consistent voice clarity.
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Installation Versatility
Compatible with standard ceiling mounting brackets and surface mount backboxes for flexible deployment across various facility zones. -
Termination Interface
- Supports 6P4C configuration for standard analog and digital voice lines.
- Internal screw terminals ensure high-tension wire retention for permanent installations.
Specifications
| Feature | Specification |
|---|---|
| Brand | Powermax |
| Model Series | BSR |
| Interface Type | RJ11 (6P4C) |
| Color | Grey |
| Material | ABS Thermoplastic |
| Mounting Category | Ceiling Holders / Surface Mount |
| Packaging | 100 Units per Carton |
| Dielectric Strength | 1000V AC (1 Minute) |
What’s in the Box
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Powermax BSR Grey Voice Module
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Internal Termination Screws
Why Choose BSR Socket
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The copper alloy contacts undergo a rigorous gold-plating process to withstand hundreds of insertion cycles without signal loss.
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Bulk procurement via the 100-piece carton simplifies logistics and inventory management for large-scale infrastructure projects.
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Additionally, the grey finish offers chemical resistance against common cleaning agents used in industrial maintenance routines.
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The mechanical latching mechanism provides a tactile click upon connection to confirm the plug is fully seated.
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However, installers must ensure proper cable strain relief during termination to maintain long-term electrical stability.

Kevin Omondi (verified owner) –
This grey finish looks much more professional in the office than the standard white ones. The RJ11 port is firm and doesn’t feel loose when you plug in the landline cable. Delivery to Westlands was also very prompt.
Njeri Maina (verified owner) –
Good quality socket. Easy to mount and the BSR series matches my other grey switches perfectly.