{"product_id":"expansion-valve-61-4091-614091-for-thermo-king-tripac-evolution-apu-ac-txv","title":"Expansion Valve 61 4091 614091 for Thermo King Tripac Evolution APU AC TXV","description":"\u003cstrong\u003eThis Expansion Valve is an A\/C thermal expansion valve (TXV) compatible with Thermo King Tripac Evolution APU systems and matches OEM Part# 61-4091 \/ 614091.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis expansion valve (TXV) is a precision metering component for Thermo King Tripac Evolution auxiliary power unit (APU) air conditioning systems. Replacing OEM part numbers 61-4091 and 614091, it regulates refrigerant flow into the evaporator to maintain consistent cooling output. Designed for direct fitment in Tripac Evolution APUs, this valve restores efficient A\/C performance for truck cab comfort during idle or layover periods.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM replacement – matches Thermo King part numbers 61-4091 and 614091\u003c\/li\u003e\n\u003cli\u003eThermostatic expansion valve design for precise superheat control\u003c\/li\u003e\n\u003cli\u003eConstructed with brass and stainless steel for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eCompatible with R‑134a and R‑1234yf refrigerants\u003c\/li\u003e\n\u003cli\u003eFactory‑calibrated for the Tripac Evolution APU’s cooling load\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThermo King Tripac Evolution APU (all model years)\u003c\/li\u003e\n\u003cli\u003eThermo King APU systems originally using 61-4091 or 614091 TXV\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRefrigerant expansion control in Thermo King Tripac Evolution APU A\/C systems\u003c\/li\u003e\n\u003cli\u003eCab cooling in semi‑trucks and heavy‑duty trucks during rest stops\u003c\/li\u003e\n\u003cli\u003eAftermarket replacement for OEM expansion valves in transport refrigeration\u003c\/li\u003e\n\u003cli\u003eMaintenance of auxiliary A\/C performance for driver comfort\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 61-4091, 614091\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal Expansion Valve (TXV) – externally equalized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefrigerant:\u003c\/strong\u003e R‑134a \/ R‑1234yf\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 3\/8″ SAE flare inlet, 1\/2″ SAE flare outlet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperheat Setting:\u003c\/strong\u003e 8°F – 12°F factory preset\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this expansion valve compatible with the Thermo King Tripac Evolution APU from 2015?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, it is a direct replacement for all Tripac Evolution APU models using the 61-4091 or 614091 TXV. Confirm the connection type matches your existing valve.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I use this valve with R‑134a refrigerant?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, it is designed for both R‑134a and R‑1234yf. Ensure your system is properly evacuated and recharged according to the correct refrigerant type.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53677951844625,"sku":"ZZ2Z00945","price":63.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/12_15317e7f-8187-4a76-a189-c5595003156d.jpg?v=1781613201","url":"https:\/\/www.duraforce.com\/products\/expansion-valve-61-4091-614091-for-thermo-king-tripac-evolution-apu-ac-txv","provider":"DURAFORCE","version":"1.0","type":"link"}