{"product_id":"schneider-electric-9001b25-selector-switch-knob-30mm","title":"Schneider Electric 9001B25 Selector Switch Knob 30mm","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe SCHNEIDER ELECTRIC 9001B25 is a 30mm black operating knob designed as a direct accessory for selector switches in industrial and commercial control panel applications. This replacement knob mounts into a standard 30mm panel cutout and provides a secure, hand-operated interface for rotating selector switch mechanisms. Electricians and control panel technicians install this component during new panel builds or as a field replacement when an existing knob is damaged or missing. At 0.01 pounds, it is a lightweight component sized at 6.5 inches long, 5.5 inches wide, and 2.1 inches in height.\u003c\/p\u003e\u003cp\u003eThis operating knob is suited for use in industrial control enclosures, machine control panels, and automation equipment where 30mm selector switches are standard. It fits panels across light manufacturing, HVAC control systems, and process control applications. The knob is sold individually and is intended for professional installation in panels where selector switch operation must remain reliable and clearly operable under repeated use.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e30mm mounting hole diameter for standard industrial panel cutouts\u003c\/li\u003e\n\u003cli\u003eBlack finish for clear visual contrast in control panel environments\u003c\/li\u003e\n\u003cli\u003eDesigned specifically as a selector switch operating knob accessory\u003c\/li\u003e\n\u003cli\u003eCompact and lightweight at 0.01 pounds for easy handling during installation\u003c\/li\u003e\n\u003cli\u003eSold as a single-unit replacement component\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use with selector switches requiring a 30mm operating knob accessory. Install only on selector switch bodies confirmed to accept a 30mm knob interface.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a qualified electrician following applicable NEC guidelines. De-energize the control panel completely before removing or installing any switch accessories. Confirm the selector switch body accepts a 30mm operating knob before installation. Do not force the knob onto incompatible switch mechanisms, as this may damage the switch operator or knob retention feature.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitch Accessory Type\u003c\/strong\u003e: Operating Knob\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Hole Diameter\u003c\/strong\u003e: 30mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 6.5 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 5.5 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 2.1 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\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: 9001B25\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SCHNEIDER ELECTRIC","offers":[{"title":"Default Title","offer_id":51542021013810,"sku":"9001B25","price":24.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/107d3ac97a097290d0c3e5c4cb01f41f.jpg?v=1785889814","url":"https:\/\/voomisupply.com\/products\/schneider-electric-9001b25-selector-switch-knob-30mm","provider":"Voomi Supply","version":"1.0","type":"link"}