Dual Telephone Line Surge Suppressor


The ELK-955 is a Two-Line RJ31X/38X Telephone Jack containing solid state transient suppression designed to protect the telephone inputs on an alarm control. It responds to power surges and transients in less than 1 nanosecond, automatically restoring after each surge within the specified ratings. The ELK-955 is compact and easy to install and features high quality, clearly labeled screw terminals, 8 pin modular phone connector, built-in tamper loop, and automatic shorting pins for cord removal. The ELK-955 is FCC Registered under part 68 and eliminates the need for a separate RJ31X telephone jack.


• Superior Solid State Surge Suppression
• Rapid Response Time
• Protects Two Incoming Telephone Lines
• Clamps Line-To-Line & Line-To-Ground
• Self-restoring After Surges Within Ratings
• RJ31/38X 8-Pin Modular Jacks
• Convenient Test points For Lineman's Test set
• Surface Mount Enclosure


• Response Time: < 1 Nanosecond
• Breakover Voltage: 300 Volts
• Peak Pulse Current: 100 Amps
• Ground Wire: 24" - 14 Gauge Stranded
• FCC Reg. No. 5K6USA-23140-XP-N Ren No. 0.0B
• Size: 4.4" x 3" x 1.15"

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For more information, call ELK at (800) 797-9355.  To locate an ELK authorized distributor near you, click here.