Towermax DS 25 Module

- Digital Station Set Protector
- Protects up to 25 2-wire or up to 12 4-wire digital station line using RJ21X (Amphenol) connectors (Pins 1-50 Male in/Female out).
- Auto-Resetting Technology: PTC resistors open when a surge occurs protecting your equipment but unlike other fuses the PTCs close again once the surge passes.
- Expandable modular system
- Applications: Digital PBX or KSU
- Agency Approval: UL 497A (Secondary)
- Grounding Requirements: Uses Electrical AC Ground
- Recommended Grounding Impedance: <0.5 Ohm
- Signal Perfect Circuitry
- Auto-Resetting PTCs: 160 mA (8-10 Ohms)
- Clamping Level: 110V
- Response Time: 1-5 Nanoseconds
- Capacitance: <50pF
- Suppression Modes: Metallic and Longitudinal
- Wires Protected: 25-pair
- Termination Type: RJ21X (Male in/Female out)