NORGREN (HERION) British Norgren (Germany seamounts) Pressure Switch: NORGREN (HERION) for pneumatic: 18D series pressure switches, NORGREN (HERION) all fluids: 20D series pressure switches, NORGREN (HERION) Small Circle Liquid Series: 08 Series , NORGREN (HERION) electronic pressure switch: 33D series, NORGREN (HERION) analog pressure sensor: 18S series, NORGREN (HERION) Electronic Pressure Switch / Probe: 40D series. For inquiry! Please provide the following information by fax directly to us (brand + model + number + your company name / phone / fax) and other relevant information. We will be 1-2 working days after receipt of item responding)