{"product_id":"ng-blu-star-18k-230v-single-zone-heat-pump","title":"NG BLU+ STAR 18,000 BTU Single-Zone Cold Climate Heat Pump - 24.0 SEER2, 208\/230V (OMSTAR181E \/ IMSTAR181E)","description":"\u003cp\u003eAt 24.0 SEER2 this is the most efficient single-zone system NG publishes, and it holds 14,500 BTU\/h at 17°F, roughly 80 percent of nominal heating capacity, which is the number to look at when sizing for a cold-climate design day. Sized for open living areas and finished basements in the 700 to 1,000 square foot range. ENERGY STAR qualified, so it should be checked against local utility rebate lists and the 25C credit before the customer buys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndoor unit model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIMSTAR181E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor unit model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOMSTAR181E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal cooling capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18,000 BTU\/h (3,600 - 20,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal heating capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18,000 BTU\/h (7,600 - 22,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSEER2 \/ EER2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24.0 \/ 13.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHSPF2 (Region IV \/ Region V)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.1 \/ 8.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating H32 rated \/ COP\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13,000 BTU\/h \/ 2.60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating H42 rated \/ COP\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13,000 BTU\/h \/ 2.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating at 17°F\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14,500 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating at 5°F\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13,000 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating at -4°F\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9,700 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating at -13°F\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7,900 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling at 109°F\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14,500 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling at 5°F\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20,500 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e208\/230V \/ 60Hz \/ 1Ph (187 - 253V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling input \/ current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,333W \/ 6.0A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating input \/ current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,385W \/ 6.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndoor MCA \/ max fuse\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.0A \/ 15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor MCA \/ max fuse\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18.0A \/ 20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRefrigerant\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR-454B (A2L), 47.97 oz factory charge; 0.16 oz\/ft additional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine set\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4 in. liquid, 1\/2 in. gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax line length \/ height difference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e98.4 ft \/ 65.6 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndoor airflow (Turbo\/Hi\/Mi\/Lo)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e759.3 \/ 500.3 \/ 441.4 \/ 370.8 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndoor sound level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e54 \/ 45 \/ 40.0 \/ 26 \/ 20 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor sound level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e59.0 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompressor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGMCC rotary, 4,315W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndoor dimensions (W x D x H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e42.60 x 9.21 x 13.27 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor dimensions (W x D x H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35.04 x 13.46 x 26.50 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet \/ gross weight (indoor)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30.42 \/ 39.68 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet \/ gross weight (outdoor)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e92.59 \/ 100.31 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor operating range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-13 - 122°F cooling, -13 - 75°F heating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eAbout the BLU+ STAR Series\u003c\/h3\u003e\u003cp\u003eBLU+ STAR is the ENERGY STAR-qualified tier of the R-454B lineup. Every model in the series operates down to -13°F outdoor ambient in heating mode and publishes full low-temperature capacity tables at 17°F, 5°F, -4°F and -13°F, which is what utility and tax incentive programs generally ask for. ETL listed to UL 1995 and CSA C22.2 No. 236, AHRI certified, WiFi enabled.\u003c\/p\u003e\u003ch3\u003eInstallation and compliance\u003c\/h3\u003e\u003cp\u003eR-454B and R-32 are A2L refrigerants, classified as mildly flammable. Installation, charging and service must be performed by a licensed HVAC contractor holding EPA Section 608 certification and trained on A2L handling. Local code may require leak detection, minimum room volume per pound of charge, or specific line set materials. Verify requirements before quoting.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSpecifications are taken from the manufacturer's published data sheet and are subject to change without notice. Confirm capacity, electrical requirements and refrigerant charge against the documentation shipped with the unit before installation.\u003c\/em\u003e\u003c\/p\u003e","brand":"NG Trade","offers":[{"title":"Default Title","offer_id":45794213396589,"sku":"OMSTAR181E\/IMSTAR181E","price":1889.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/ng-blu-star-wall-head_481f7904-cda0-45fe-9830-7e4d511baad9.png?v=1788797822","url":"https:\/\/willardshvacsupply.com\/products\/ng-blu-star-18k-230v-single-zone-heat-pump","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}