PowerBox PBS-T250 Temperature Sensor 6621 for CORE P²BUS Multiplex M-Link Jeti EX-Bus FutabaPowerBox PBS T250 Temperature Sensor 6621 The PBS T250 is a five way temperature sensor for measuring cylinder head temperatures. It is designed to work with the PowerBox CORE, but is also suitable for use with other telemetry systems. The PBS T250 can measure a maximum of five temperatures simultaneously, which means that it is even possible to monitor all the cylinder head temperatures of a radial engine. The set is supplied as standard with two