All-O-Matic GBX-100 Small 10:1 Gearbox for SW-375DC hardware As an original replacement part

As an original replacement part

this OEM switch ensures long-term reliability

Compatible with flat or round steel posts and flat aluminum gates

3A standby

The DoorKing 1815-215 proximity reader delivers compact

All-O-Matic GBX-100 Small 10:1 Gearbox for SW-375DC hardware As an original replacement partSmall 10: 1 Gearbox Replacement for DC Swing Gate Operators The All O Matic GBX 100 is a small replacement gearbox used to restore reliable drive performance in compatible DC swing gate operators. Built for service work where drivetrain wear can compromise controlled gate movement, this OEM gearbox helps keep secured entrances operating consistently when the original unit needs replacement. Key Features OEM replacement gearbox for All O Matic swing