{"product_id":"nbk-parts-20606-transformer","title":"NBK Parts 20606 Transformer","description":"\u003cp dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe NBK Parts 20606 is a 75VA HVAC control transformer designed to step multiple primary voltages down to 24V for heating, air conditioning, and refrigeration control circuits. This \u003cstrong\u003e75VA HVAC transformer\u003c\/strong\u003e accepts 120V, 208V, 240V, or 480V primary power, making it suitable for service applications where a versatile multi-tap replacement is required.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe 24V secondary supplies low-voltage power for compatible thermostats, contactors, relays, control boards, and other HVAC controls. The \u003cstrong\u003eNBK 20606 transformer\u003c\/strong\u003e features foot mounting, 50\/60 Hz operation, and a manual-reset protection configuration.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eNBK identifies this unit as equivalent to MARS 50321 and Packard PF52475, providing contractors with a practical \u003cstrong\u003eHVAC control transformer\u003c\/strong\u003e replacement option.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eBefore installation, verify the equipment input voltage, 24V secondary requirement, 75VA capacity, mounting arrangement, and wiring configuration. This \u003cstrong\u003e24V control transformer\u003c\/strong\u003e should be installed using the correct primary voltage tap specified for the equipment and electrical supply.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e75VA capacity\u003c\/strong\u003e for compatible HVAC control circuits\u003c\/li\u003e\n\u003cli\u003eMulti-tap 120\/208\/240\/480V primary input\u003c\/li\u003e\n\u003cli\u003e24V secondary output for low-voltage HVAC controls\u003c\/li\u003e\n\u003cli\u003e50\/60 Hz operating frequency\u003c\/li\u003e\n\u003cli\u003eFoot-mount configuration for service replacement applications\u003c\/li\u003e\n\u003cli\u003eManual-reset protection configuration\u003c\/li\u003e\n\u003cli\u003eEquivalent to MARS 50321 and Packard PF52475\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eCommon Questions\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eWhat voltage does the NBK 20606 transformer output?\u003c\/strong\u003e\u003cbr\u003eThe NBK 20606 provides a 24V secondary output from compatible 120V, 208V, 240V, or 480V primary inputs.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eWhat is the VA rating of the NBK 20606?\u003c\/strong\u003e\u003cbr\u003eThe transformer is rated at 75VA for compatible HVAC control applications.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eWhat transformers does the NBK 20606 replace?\u003c\/strong\u003e\u003cbr\u003eNBK identifies the 20606 as equivalent to MARS 50321 and Packard PF52475. Always verify voltage, VA rating, mounting, and wiring requirements before replacement.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e20606 is the cross for 621783R \u003c\/span\u003e\u003c\/p\u003e","brand":"NBK Parts","offers":[{"title":"Default Title","offer_id":42144188825778,"sku":"20606","price":57.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Image_645b24b5-110d-411a-a225-653e9e8623ad.png?v=1790309625","url":"https:\/\/www.gsistore.com\/en-ca\/products\/nbk-parts-20606-transformer","provider":"GSIstore","version":"1.0","type":"link"}