{"product_id":"1du1","title":"Abl 1DU1 - 1A, 277VAC, 1-Pole, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eThe Abl 1DU1 is a compact, dependable 1‑pole circuit breaker engineered for 1A at up to 277VAC. Its streamlined design makes it a versatile choice for protecting low‑to‑medium load circuits in panelboards, switchboards, and control panels, delivering reliable overcurrent protection where it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 1A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 277VAC\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreaker type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters: in commercial and industrial environments, 277VAC is a common backbone for lighting, control, and auxiliary circuits. The Abl 1DU1 provides precise protection for these lines, helping prevent equipment damage, reduce nuisance tripping, and simplify maintenance in distribution panels and motor control centers.\u003c\/p\u003e \u003ch3\u003eKey advantages that set the Abl 1DU1 apart\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e1‑pole configuration for flexible installation\u003c\/strong\u003e — ideal where space is tight or a dedicated, single circuit needs protection without unused poles.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277VAC compatibility\u003c\/strong\u003e tailored for commercial lighting and building automation circuitry, making it a practical fit in many existing panel layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, serviceable design\u003c\/strong\u003e facilitates quick replacement and straightforward integration into panelboards, switchboards, and control panels used in industrial and OEM settings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho benefits most\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectrical engineers and technicians designing or retrofitting control panels for 277VAC systems.\u003c\/li\u003e \u003cli\u003eFacility managers overseeing commercial power distribution and lighting control networks.\u003c\/li\u003e \u003cli\u003eOEMs incorporating compact, reliable overcurrent protection into equipment and machinery.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cp\u003eUse the Abl 1DU1 to shield a single control circuit, a dedicated lighting leg, or a small motor control line fed from a 277VAC source. It’s well suited for distribution panels in offices, retail spaces, warehouses, or manufacturing environments where dependable protection minimizes downtime and protects expensive components.\u003c\/p\u003e \u003ch3\u003eInstallation and care tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify that your panelboard or switchboard supports a 1‑pole device and 277VAC circuits.\u003c\/li\u003e \u003cli\u003eMount and wire per the panel manufacturer guidelines to ensure proper clearance and safe operation.\u003c\/li\u003e \u003cli\u003eKeep spare units on hand for rapid service, minimizing panel downtime during protection upgrades or repairs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Abl","offers":[{"title":"Default","offer_id":46390952460450,"sku":"1DU1","price":51.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_51f27b4f-ce47-437c-aaf5-32b1942a8101.png?v=1765380975","url":"https:\/\/www.ampstate.com\/products\/1du1","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}