![Danfoss 060-315066 Pressure switch, CAS133 Regulation range [bar] Pe: 0 - 3.5, Differential [bar]: 0.1, Pressure connection type: G, Pressure connection size: 1/4, Enclosure rating IP: IP67, Max. Working Pressure [bar]: 10Pressure connection size: 1/2, Enclosure rating IP: IP65, Max. Working Pressure [bar]: 6 (Copy)](https://hsgroupexport.com/wp-content/uploads/2025/08/ID106641674541-0101_preview-300x300.jpg)
LY21-1RJ11 TELEPHONE SURGE PROTECTIVE DEVICE,
The RJ11 telephone surge protection device protects telecommunication lines from lightning and switching surges.
It uses MOV ZnO to clamp voltage spikes effectively, ensuring uninterrupte communication.
The housing make of PVC/PA66/PBT, durable and flame-retardant.
Compliant with IEC 61643-11:2011 / EN 61643-11:2022, and certified CE & TUV.
We are a professional OEM/ODM manufacturer, factory, and supplier, supporting wholesale, in bulk, and bulk buy.
Suitable for telephone networks, PABX systems, and home/business communication lines, easy DIN-rail installation.
| Model | LY21-1 | ||
| Rated operating voltage | 45V | 130V | 170V |
| Max continuous operating voltage | 60V | 150V | 185V |
| Rated load current | 500mA | ||
| Flow withstand capacity | 5KV&2.5KA | ||
| Clamping voltage x-×(1.2/50) | 160V/240V/300V | ||
| Transmission rate | 2Mbps | ||
| Insertion loss | ≤0.2dB | ||
| lnterface type | RJ11 | ||
| Protection grade | IP20 | ||
