{"product_id":"kentech-fb20a-20a-fast-blow-glass-fuse-6-x-32mm","title":"FB20A 20A Fast-Blow Glass Fuse (6 x 32mm) (One each)","description":"\u003cul\u003e\n\u003cli\u003eHigh-Current Circuit Protectiion: FB20A is a commercial-grade, fast-acting (fast-blow) miniature cartridge fuse designed to safeguard electronics and electrical equipment from dangerous overcurrent, short circuits, and sudden power spikes.\u003c\/li\u003e\n\u003cli\u003eStandard 3AG Instrument Sizing: Machined to the universally standard 6mm x 32mm (1\/4 inch x 1-1\/4 inch) physical footprint, ensuring it drops cleanly into standard panel-mount fuse caps, inline fuse blocks, and chassis-mount clips.\u003c\/li\u003e\n\u003cli\u003eInstantaneous Melting Element: Formulated with a precision internal filament wire that opens instantaneously when current loads exceed its 20A rating, isolating down-line circuitry before severe thermal damage can take place.\u003c\/li\u003e\n\u003cli\u003eTransparent Glass Tube Design: Enclosed within an optically clear, heavy-wall glass barrel that allows service technicians to instantly visually confirm a blown fuse filament during diagnostic checks.\u003c\/li\u003e\n\u003cli\u003eLow-Resistance Metallic End Caps: Terminated at both ends with highly conductive brass end caps treated with a nickel-plated finish to prevent surface tarnish and ensure reliable electrical continuity inside the mounting seat.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eHigh Breaking Current Threshold: Safely handles heavy electrical load capacities up to 20 Amperes before breaking the circuit, making it suitable for high-power electronics and automotive electrical lines.\u003c\/li\u003e\n\u003cli\u003eStenciled End Cap Markings: The outer metallic contact rims are stamped with clear amperage and voltage ratings, ensuring fast, accurate identification during field repairs or replacement cycles.\u003c\/li\u003e\n\u003cli\u003eAnti-Arcing Internal Matrix: The physical layout within the barrel is structurally optimized to safely contain internal electrical arcing when the internal filament link snaps under a heavy short-circuit spike.\u003c\/li\u003e\n\u003cli\u003eUniversal Drop-In Replacement: Engineered as an exact functional match for standard 3AG, AGC, or 6x32mm 20A fast-acting glass fuses across automotive, marine, audio, and industrial applications.\u003c\/li\u003e\n\u003cli\u003eCritical Component Safeguard: Operates as a sacrificial safety link in your electrical architecture, protecting high-cost internal components like power switch relays, transformers, and active solid-state chips.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Line: Commercial Electrical Overcurrent Protection Series\u003c\/li\u003e\n\u003cli\u003eModel Identification: FB20A \/ FB-20A \/ AGC-20\u003c\/li\u003e\n\u003cli\u003eFuse Format Dimension: 6mm x 32mm (1\/4\" x 1-1\/4\" Standard 3AG Package)\u003c\/li\u003e\n\u003cli\u003eCurrent Load Capacity Rating: 20 Amperes (20A)\u003c\/li\u003e\n\u003cli\u003eResponse Characteristics: Fast-Blow \/ Fast-Acting (F Specification)\u003c\/li\u003e\n\u003cli\u003eHousing Body Composition: Transparent Clear Optical Glass Tube\u003c\/li\u003e\n\u003cli\u003eContact Cap Metallurgy: Nickel-Plated Brass Alloys\u003c\/li\u003e\n\u003cli\u003eTarget Applications: Protecting High-Draw Audio Equipment, Inverters, Automotive Accessory Panels, DC Bench Power Supplies, Marine Electrical Systems, Stage Dimmer Racks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat's in the Box\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e1 x  FB20A 20A Fast-Blow Glass Fuse Unit (6 x 32mm)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Philtron","offers":[{"title":"Default Title","offer_id":42933311668295,"sku":"24800414","price":1.5,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/6598\/6375\/files\/Shopify--2026-07-02T145007.371.png?v=1783342554","url":"https:\/\/philtron.co.za\/products\/kentech-fb20a-20a-fast-blow-glass-fuse-6-x-32mm","provider":"Philtron","version":"1.0","type":"link"}