The WIL 3166 is a widely used walk-in cooler/freezer door safety latch designed specifically for offset door applications. It is frequently utilized in commercial refrigeration maintenance and commercial kitchen setups.
 
The primary specifications for this hardware component include:
 
Technical Specifications
 
Application Type: Walk-in cooler or freezer doors. [1, 2]
Mounting Style: Offset strike configuration (designed for doors that sit proud/raised from the surrounding door frame).
Safety Mechanism: Built-in safety release function (ensures personnel can easily open the latch from the inside to prevent accidental entrapment).
Key Locking: Features an integrated cylinder lock for exterior security closure.
Material/Finish: Typically finished in heavy-duty polished chrome or a similar high-durability, corrosion-resistant metallic coating ideal for high-moisture environments.