Interlogix DHF-1224B Door Holder, DH Series, Semi-Flush Mount, 12 or 24 VDC/AC, Brass

The DH Series Electromagnetic Fire Door Holders are constructed of durable die-cast metal and finished in a high luster double chrome or brass plating for an attractive appearance.

Features

• Extremely low current draw 15mA @ 24V saves on power supplies and backup batteries

• Recessed mount for lowest profile look

• Dual voltage inputs in each unit reduces stocking requirements

• Self-adjusting swivel catch-plate reduces installation time and adjusts to door alignment changes

• Optional extension rods make installation even faster

• Low residual magnetism easily releases even on new ADA low pressure door closers

• Built-in transient protection