Greenlee QUICK-CHECK TESTER, Transformer and Capacitor Tester, Auto Self-Test, Magnet. Part# QC-AST-M security doorbell Handle Length: 4-7/8'' (123

Handle Length: 4-7/8'' (123

TLS and SRTP security encryption

Shared call / bridged line appearance

Overall Length: 6-3/4"Rugged hollow shaft for screw clearance

Catalog# 52086372

Greenlee QUICK-CHECK TESTER, Transformer and Capacitor Tester, Auto Self-Test, Magnet. Part# QC-AST-M security doorbell Handle Length: 4-7/8'' (123The durable Greenlee QUICK CHECK TESTER, Transformer and Capacitor Tester, Auto Self Test, Magnet (QC AST M) provide clear indications of open circuits and short connections, and confirmation that the test results are OK. Tests overhead, pad mount, and other distribution transformers as well as capacitors and capacitor banks Tests the primary and secondary sides of de energized transformers and capacitors without disconnecting Helps prevent line