DoorKing 1877-010 Telephone Line Surge Suppressor

Telephone Line Surge Suppressor for DoorKing Systems

The DoorKing 1877-010 Telephone Line Surge Suppressor provides critical protection against voltage spikes and surges that can damage telephone entry and access control systems. Designed for use with DoorKing telephone-based controllers, it safeguards communication lines by filtering and grounding transient surges caused by lightning or power fluctuations.

Key Features

• Genuine DoorKing surge suppression module
• Protects telephone entry systems from lightning and power surges
• Filters noise and transient voltage on phone lines
• Simple terminal block connections for input and output lines
• Durable PCB design for reliable long-term protection
• Ideal for residential and commercial access control installations

Technical Specifications

• Model: 1877-010
• Type: Telephone line surge suppressor
• Connections: Input and output terminal blocks (Tip, Ring, Ground)
• Protection Method: Inductor and capacitor surge suppression circuit
• Application: DoorKing telephone entry and access control systems
• Mounting: Metal base plate with pre-drilled mounting slots
• Function: Protects system from high-voltage transients and line surges
• Compatibility: All standard DoorKing telephone entry controllers

Conclusion

The DoorKing 1877-010 Telephone Line Surge Suppressor provides essential protection for communication lines, ensuring long-lasting performance and safety for DoorKing telephone entry systems. As a genuine DKS component, it delivers trusted reliability for professional installations supported by Elite.