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    Besta ZK803N04N ATEX Float Level Switch

    This Besta ZK803N04N is an electric horizontal side mounted Float Switch ATEX EEx ed certified for high or low duty. The instrument comprises of 3 modules; switch, flange and float. Its robust construction makes it suitable for a wide range of liquids in both marine and industrial applications. The switch module is fitted with a micro switch and is housed in an IP65 sea water resistant die-cast aluminium enclosure. The flange module is constructed in stainless steel. It measures 92 x 92mm and accommodates four M12 bolts on a 92mm PCD.

    The easiest way to mount a TriMod BESTA level switch is by using the Counterflange which is available in either carbon steel or stainless steel. Test actuators are also available to permit periodic manual tests.

    Have a particular application or project in mind? We’d welcome a call on +44 (0) 1189 169 420 or email: [email protected]


    • Nominal pressure: PN 25
    • Operating temperature: -30 to 145°C
    • Ambient temperature: Acc. to EN 50014
    • Density of the liquid: Min. 0.7 kg/dm³
    • Operating differential: 12 mm
    • Westside material: Stainless steel
    • Housing material: Aluminium
    • Flange: 98 x 98 mm, PCD
    • Switch element: Micro switch SPDT (Silver contacts)
    • Switch rating: 250 VAC, 5 A / 250 VDC, 0.25 A
    • Enclosure: ATEX Ex II 1/2 G / IP67
    • Overall insertion length: 226 mm
    • Safety Integrity Level (SIL)
    • Replaceable float design / rod extension option can be added
    Purchase Product

    Price: POA Contact 247ABLE