1. Multipoint Float Level Switch; 2. Approved ISO9001: 2008, BV, CE, ROHS... 3. Applied for water, liquid, oil; 4. OEM, ODM. Model: GF ... oil etc.Installation Method: vertical installationExplosion-proof: NoLevel switch, float switch, level gauge, level sensor, level meter, level transmitter, level measurement, level measuring instrument, level transducer, magnetic level meter, magnetic level ...