Ningbo Sheyang New Communication Equipment Co., Ltd.

Other Telephone Accessories
STO-156-128L Test Module

STO-156-128L Test Module

Access to excellent performance. Reasonable price. FeatureIt will send alarm signal correctly to protect the body safety and alarm to eliminate the faults as soon as possible during the open-circuit protection.The security unit can not be pulled out after action and we can recover it...
FA8-88 Protection connection block

FA8-88 Protection connection block

connection block 1.grounding and alarm devices. 2Reed surface of silver, copper with high-quality Summary:Protection connection block is use in  relay the following 2M to  the local network or public communication telephone copper wire at the entrance, providing a range of...



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