{"product_id":"oem-goodman-vertical-drain-pan-23-x-20-in-for-wahms3743p4aba-b1756020l","title":"OEM Goodman Vertical Drain Pan 23 x 20 in for WAHMS3743P4ABA — B1756020L","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1756020L Vertical Drain Pan\u003c\/strong\u003e is a genuine OEM condensate pan measuring \u003cstrong\u003e23 x 20 inches OD\u003c\/strong\u003e, built for the \u003cstrong\u003eWAHMS3743P4ABA\u003c\/strong\u003e air handler in vertical (upflow\/downflow) installations. It collects condensate from the evaporator coil and channels it to the drain connection, protecting the cabinet and surrounding structure from water damage. Cracked, rusted, or warped pans overflow and cause leaks — this OEM pan restores reliable, code-correct condensate management.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e B1756020L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Vertical condensate drain pan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 23 in x 20 in outside diameter (OD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman (also fits select Amana air handlers)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e WAHMS3743P4ABA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Air Handler (vertical orientation)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman pan is molded to the exact coil footprint and drain-port location of the WAHMS3743P4ABA, so it seats under the coil with proper slope and aligns to the factory drain line. Generic pans seldom match the dimensions or port placement, leading to standing water and improper drainage. The OEM pan drops in for a clean, leak-free fit.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate\u003c\/strong\u003e — requires accessing the coil section, removing the old pan, and re-seating the new pan with correct slope and drain connection. De-energize the unit first. Allow 45–60 minutes depending on access.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032426594675,"sku":"B1756020L-GEN","price":30.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048301838707,"sku":"B1756020L","price":40.23,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-drain-pan-metal-B1756020L_ad7489cc-de32-464d-9119-3104ff057f8b.jpg?v=1782950356","url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-vertical-drain-pan-23-x-20-in-for-wahms3743p4aba-b1756020l","provider":"National HVAC Parts","version":"1.0","type":"link"}