{"product_id":"m50asr363","title":"M50ASR363 - 100 Amp Panel Switch","description":"\u003cp\u003e\u003cstrong\u003eM50ASR363 - 100 Amp Panel Switch\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf you’re building or upgrading an electrical panel and need dependable three‑phase protection, the M50ASR363 is a solid, no‑nonsense solution. This fusible single‑unit panel switch is engineered to deliver safe, stable circuit protection for 100‑amp, three‑phase systems — and it does it with straightforward installation and flexible fuse compatibility. Whether you’re wiring a commercial control panel, a light industrial distribution board, or a heavy‑duty power panel, this unit is built to help you get the job done — reliably.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3‑Pole, 100 Amp — Balanced Three‑Phase Protection:\u003c\/strong\u003e Delivers consistent, even current distribution across all three phases, making it ideal for three-phase motors, HVAC, or other machinery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e600 V A.C. Rating — Ready for Heavy-Duty Systems:\u003c\/strong\u003e Rated for up to 600 volts AC, it’s suitable for a wide range of commercial and industrial applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt-In Type M50 Design — Simple, Secure Installation:\u003c\/strong\u003e The bolt-in configuration lets you mount the switch cleanly into standard panelboard cutouts. Installation is direct, stable, and maintenance‑friendly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFusible Single-Unit — Accepts Class RK1 \u0026amp; RK5 Fuses:\u003c\/strong\u003e Use widely available RK1 or RK5 fuses for adjustable overcurrent protection. Fuse replacement is easy, giving you practical protection and convenient maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and Efficient for Panel Layouts:\u003c\/strong\u003e Its design uses panel space efficiently — a bonus when working on crowded distribution boards or retrofit jobs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e M50ASR363\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3 (Three‑Phase)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V A.C. or less\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Type:\u003c\/strong\u003e Fusible Single Unit, Type M50 Bolt-In Panel Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Compatibility:\u003c\/strong\u003e Class RK1 \u0026amp; RK5 fuses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Use:\u003c\/strong\u003e Panelboard switch, three-phase power distribution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (approx.):\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eHeight: 29.0 in\u003c\/li\u003e\n\u003cli\u003eWidth: 23.5 in\u003c\/li\u003e\n\u003cli\u003eShip weight: 23.5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Compliance and Certifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe M50ASR series is built following standard industry practices for fusible panel switches. While this product listing does not call out specific certification marks (such as UL or CSA), you are encouraged to consult manufacturer documentation or the datasheet for complete confirmation — its acceptance of Class RK‑series fuses, and standard Type M50 bolt-in form factor suggests compliance with widely recognized North American electrical panel standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial buildings — For service panels powering HVAC systems, lighting, or elevator controls where dependable 3-phase protection is required.\u003c\/li\u003e\n\u003cli\u003eIndustrial settings — Manufacturing plants, workshops, or any facility with heavy‑duty motors and machinery needing 100‑amp protection.\u003c\/li\u003e\n\u003cli\u003eRetrofit or panel upgrades — Ideal when replacing older breakers or upgrading fuse‑based panels to modern, fuse‑compatible, bolt-in switches.\u003c\/li\u003e\n\u003cli\u003ePower distribution and control boards — When you need clear, easy-to-service circuit protection in control rooms or distribution panels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003cblockquote\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eUse of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. All trademarks and registered trademarks are the property of their respective owners.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"CUTLER HAMMER","offers":[{"title":"Refurbished","offer_id":51530375135531,"sku":"M50ASR363 [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/m50asr363","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}