{"product_id":"sb4st120-siemens-120vac-shunt-trip-circuit-breaker-sb-series-2000a-frame","title":"SB4ST120 - Siemens 120VAC Shunt Trip Circuit Breaker SB Series 2000A Frame","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eSB4ST120\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eSB4ST120\u003c\/b\u003e is a Siemens SB Series 120VAC shunt trip circuit breaker designed for 2000 ampere frame applications.This Siemens SB4ST120 breaker features a shunt trip unit rated for 120VAC control voltage, compatible with SB Series breakers with frame sizes up to 2000 amperes. It is UL listed for field installation and supports true RMS current sensing for accurate overcurrent protection. The breaker frame supports 100% continuous operation and meets UL and CSA certification standards. It is designed for vertical or horizontal mounting with standard bus connections per UL 891.\u003cul\u003eKey Specifications\u003cul\u003e\n\u003cli\u003eManufacturer: Siemens\u003c\/li\u003e\n\u003cli\u003ePart Number: SB4ST120\u003c\/li\u003e\n\u003cli\u003eType: Shunt Trip Circuit Breaker\u003c\/li\u003e\n\u003cli\u003eSeries\/Frame: SB Series, 2000 Ampere Frame\u003c\/li\u003e\n\u003cli\u003eControl Voltage: 120VAC\u003c\/li\u003e\n\u003cli\u003ePoles: Typically 3 or 4 poles (standard for SB breakers)\u003c\/li\u003e\n\u003cli\u003eInterrupt Rating: Up to 65 kA at 480VAC (typical for SB 2000A frame)\u003c\/li\u003e\n\u003cli\u003eMounting Type: Vertical or horizontal bus connection\u003c\/li\u003e\n\u003cli\u003eTrip Unit: Electronic trip with true RMS sensing\u003c\/li\u003e\n\u003cli\u003eCertifications: UL Listed, CSA Certified\u003c\/li\u003e\n\u003c\/ul\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time. \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: SB4ST120\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Siemens\u003c\/li\u003e\n\u003cli\u003eBrand : Siemens\u003c\/li\u003e\n\u003cli\u003eCategory : Circuit Breaker\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Shunt Trip\u003c\/li\u003e\n\u003cli\u003eFamily : SB Series\u003c\/li\u003e\n\u003cli\u003eType : SB\u003c\/li\u003e\n\u003cli\u003eControl Voltage Minimum : 120\u003c\/li\u003e\n\u003cli\u003eCompatible Frames : SB,SBA,SBH,SBS\u003c\/li\u003e\n\u003cli\u003eControl Voltate Maximum : 120\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eWeight : 5 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          \u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Re-Certified","offer_id":44871752286367,"sku":"SB4ST120-ReCert","price":528.8,"currency_code":"USD","in_stock":true}],"url":"https:\/\/essentialparts.com\/products\/sb4st120-siemens-120vac-shunt-trip-circuit-breaker-sb-series-2000a-frame","provider":"Essential Electric Supply","version":"1.0","type":"link"}