{"product_id":"schneider-electric-zb4bg8-3-position-key-selector-switch","title":"Schneider Electric ZB4BG8 3-position Key Selector Switch","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe SCHNEIDER ELECTRIC ZB4BG8 is a 3-position momentary key selector switch designed for industrial control panel applications. The operator accepts a black key and returns to center upon key removal, making it well suited for momentary control sequences where unintended activation must be prevented. The round head fits a standard 22mm panel cutout and features a metal bezel with IP69K ingress protection, meaning it can handle high-pressure wash-down environments without allowing water intrusion. Non-illuminated and shock-resistant, vibration-resistant, and water-resistant by design, this switch is installed by licensed electricians and automation technicians in demanding industrial and commercial settings.\u003c\/p\u003e\n\u003cp\u003eThe ZB4BG8 is used in industrial control panels, machine tool enclosures, food and beverage processing equipment, and marine or outdoor installations where resistance to moisture, vibration, and shock is required. Its NEMA 13 and NEMA 4X ratings make it appropriate for both oil-tight indoor environments and corrosion-resistant outdoor or wash-down enclosures. The momentary operation type means the switch does not latch in either of the two outer positions, returning to center when the key is released. This behavior is commonly specified in safety-sensitive or sequenced control circuits.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e3-position momentary operation with key removal at center position\u003c\/li\u003e\n  \u003cli\u003e22mm round-head mounting fits standard industrial panel cutouts\u003c\/li\u003e\n  \u003cli\u003eIP69K ingress protection rated for high-pressure wash-down service\u003c\/li\u003e\n  \u003cli\u003eNEMA 13 and NEMA 4X enclosure compatibility for oil-tight and corrosion-resistant installations\u003c\/li\u003e\n  \u003cli\u003eMetal bezel construction with shock-resistant and vibration-resistant design\u003c\/li\u003e\n  \u003cli\u003eListed to UL 508, CSA C22.2 No. 14, EN\/IEC 60947-5-1, and multiple international standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style operator head for 22mm industrial control station assemblies requiring a 3-position momentary key switch with NEMA 4X and IP69K ratings.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a qualified electrician in accordance with NEC requirements and applicable local codes. De-energize and lock out the control panel before removing or installing any switch operator. Verify that the panel cutout diameter matches the 22mm mounting requirement before installation. Do not force the key operator into a misaligned cutout, as this can damage the bezel or contact block alignment.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of Positions\u003c\/strong\u003e: 3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperation Type\u003c\/strong\u003e: Momentary (MO)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperator Type\u003c\/strong\u003e: Key\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey Removal Position\u003c\/strong\u003e: Center\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperator Color\u003c\/strong\u003e: Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead Shape\u003c\/strong\u003e: Round\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Hole Diameter\u003c\/strong\u003e: 22mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBezel Material\u003c\/strong\u003e: Metal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperator Illumination\u003c\/strong\u003e: Non-Illuminated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIngress Protection Rating\u003c\/strong\u003e: IP69K\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNEMA Rating\u003c\/strong\u003e: 13, 4X\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResistance Features\u003c\/strong\u003e: Shock-Resistant, Vibration-Resistant, Water-Resistant\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 1.5 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.14 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: UL 508, UL Listed, CSA, CSA C22.2 No. 14, EN\/IEC 60947-1, EN\/IEC 60947-5-1, EN\/IEC 60947-5-4, EN\/IEC 60947-5-5, IEC 60529, IEC 60536, IEC 50102, GB 14048.5, Bureau Veritas, DNV, GL, LROS, RINA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SCHNEIDER ELECTRIC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: ZB4BG8\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SCHNEIDER ELECTRIC","offers":[{"title":"Default Title","offer_id":51542309404978,"sku":"ZB4BG8","price":155.59,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/20469c8fbbf8daa0f9da88dce2d601ce_6568c3c7-6893-4cce-ac6e-e89c82e857e8.jpg?v=1785897682","url":"https:\/\/voomisupply.com\/products\/schneider-electric-zb4bg8-3-position-key-selector-switch","provider":"Voomi Supply","version":"1.0","type":"link"}