Bosch Rexroth 0-821-100-011 is a compact pressure switch rated for 250 V AC, designed for pneumatic control where pressure in the line is 0.2 to 3 bar. It uses a G1/4 threaded connection and a SPDT electrical output, enabling straightforward integration into control circuits with normally open and normally closed contacts. The unit weighs about 0.23 kg and is listed under the alternate part number 0821100011; current documentation notes it as discontinued by the manufacturer, making it a legacy replacement option. Typical applications include pressure monitoring and switching in compact pneumatic systems and automation equipment.
