ELK 950 Telephone and Low Voltage Power Line Surge Suppressor

Keep critical alarm, security and surveillance communications online with the ELK Products ELK-950 Telephone and Low Voltage Surge Suppressor. Designed for alarm control panels, monitoring systems and data/phone lines, this compact surge protector delivers solid-state transient suppression with a sub-nanosecond (<1 ns) response to clamp damaging spikes before they reach your equipment. The ELK-950 includes an RJ31/38X modular jack, clearly labeled screw terminals, built-in tamper loop and automatic shorting pins for seamless installation and secure connections. Use the protector on incoming telephone lines and low-voltage transformer inputs, or to safeguard data transmission buses (up to 24 V) for keypad or zone expanders. FCC registered under Part 68 and RoHS compliant, the unit is US-made and backed by a lifetime limited warranty—providing dependable, low-maintenance protection for installers and facility managers. Ideal for commercial security, surveillance, and monitoring installations that require reliable line protection. Protect your system components and reduce service calls—add the ELK-950 to your next alarm or network protection deployment.

• Protects incoming telephone lines and low-voltage alarm/transformer inputs to prevent costly equipment downtime
• Sub-nanosecond (<1 ns) solid-state response for instant transient suppression on security and monitoring circuits
• Self-restoring protection eliminates manual resets after surges within rated limits, reducing maintenance calls
• Built-in RJ31/38X jack, tamper loop and automatic shorting pins for easy integration with alarm panels and phone lines
• Compact, US-made design with clearly labeled screw terminals and lifetime limited warranty for reliable long-term use