Wheelock’s Series CVX/CSX Explosion-Proof Bells have earned the reputation for rugged, reliable performance over years of service in hazardous environments.
The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.
Economic introduces a bi-directional projection speaker model HN-PBM20A/ in strong plastic cabinet and metal grille. It is 20W, cost-efficient speaker, provides high sound output in a wider area. it i