Safety Technology International, Inc. MS4316B-2 Safety Light Curtain Receiver

The STI MS4316B-2 Minisafe-B Safety Light Curtain Receiver is a 16-beam receiver in Safety Technology International’s Minisafe-B family, designed to pair with a matching emitter to form a complete safety light curtain. Identified by the part number MS4316B-2, this unit is described in catalogs as a Minisafe-B safety light curtain receiver and is sold individually as a standalone receiver. In supplier listings, it’s also referenced as MINISAFE-BE, confirming its place in STI’s Minisafe-B line and its role as the receiving half of a light-curtain safety system. The 16-beam capability indicates the number of protected zones or paths the device can monitor, enabling reliable detection across a multi-beam curtain. Manufactured by Safety Technology International, Inc., the MS4316B-2 is the dedicated receiver component within the MS4300/Minisafe-B family of safety light curtains.