telephone line protector

...LSA-PLUS wiring technology,easy for installation. it can provide surge voltage protection for 1 pairs of conductors(2 single conductors) for teleph...

Surge 170V 10KA RJ11 4-port Ethernet Surge Protection Feature: • RJ11 port electric surge . • Aluminum str...

...optional for the ship cockpit. As in the highway of highway roadside emergency , waterproof for the coal mine explosion-proof t...

TRSS-485 control signal surge protection device Model: TRSS-485 Color: white / red Verification: CE product description Control signal lightning prote...

... through a single-mode optical fiber, meeting the needs of users for a large number of transmissions. The device adopts ultra-large-scale...

... 2P4P6P8P flat RJ11 RJ12 flat using flat structure, with a relatively wide and thin shape. The UL20251 is a...

Rj9 Rj11 Rj12 Plug Copper Drop Wire Jumper Pair Power Cord Spring Utp Telephone Handset Coiled Cable Specification Model telephone cable Conductor Dim...

..., completions, fixing, well repair and gauge completions. The body of cable is produced by precision casting using high-grade materials ...

... Φ32-34mm ESP cable , also called control , are used to protect any configuration of ESP cables, control , en...

... adapter, one input, two-output, high-fidelity sound, simple and practical. *Usage for *Material: ABS & copper *Good transmissi...

... to F/O Converter: 2-Ch lines (FXO & FXS) Accessories Advantages: 2 channel support voice access, Support Caller ID and Fax Supp...

... Tester/Butt Set/man Test Sets Product Description ST230D Tel Tester is a new kind of fault tester with safety &multi-f...

... includes 0.4, 0.5. 0.6mm 2. Insulation: adopt one of flame retardant polyethylene, PVC 3. pairs: every two insulation conductor strands into ...

Through RJ11 Secured Remote Power Power Distribution Unit Multi-functional Outlets Working Smart switched PDUSFC-SPDU-2 Series through ...

... via a single optical fibre, thereby maximising infrastructure efficiency and significantly reducing cabling costs. This robust Voice over Fi...

... two models, AC120 and AC240 are designed for use with 120VAC and 240VAC respectively. They are able to extinguish AC follow-on currents of a...

... a shower or bath. The is 100% waterproof, sealed by neoprene,no worries to shower or even do outdoor activities. 2) Hand is free. The pr...