Hubbell Electrical Products Explosionproof Instrument Enclosure HKB-4DC

5 15/64 INCH W X 7 3/4 INCH H SIZE FLOW MEASUREMENT DEVICE, GAS/LEVEL DETECTOR, TEMPERATURE/METHANE GAS MONITOR, TEMPERATURE/TWO WIRE TRANSMITTER, PH ANALYZER, PRESSURE GAUGE, OXYGEN/COMBUSTIBLE GAS SENSOR, H2S MONITOR, PRESSURE SWITCH, TRANSDUCER USED ON 3/4 INCH NPT HUB SIZE 2 HUB(S) UL, CSA, FM APPROVAL CLASS I DIV 1 AND 2 GROUP B C D, CLASS I ZONE 1 AND 2 GROUP IIA IIB +H2, CLASS II DIV 1 AND 2 GROUP E F G, CLASS III, NEMA 3/4/7B/7C/7D/9E/9F/9 G ENCLOSURE (1) 4 INCH DOME COVER TYPE CAST COPPER FREE ALUMINUM BODY MATERIAL DUST IGNITION PROOF, EXPLOSION PROOF, TAMPER RESISTANT, WEATHER PROOF CAST COPPER FREE ALUMINUM COVER MATERIAL OFFSET FEED THROUGH HUB LOCATION ELECTROSTATICALLY APPLIED SILVER EPOXY POWDER PAINTED BODY FINISH KILLARK[R] BRAND INCLUDES NEOPRENE RUBBER O-RING SEALING GASKET HK MODEL