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12000 BTU Mini Split Air Conditioner & Heater Ductless 17 SEER2 750 Sq. Ft

Prices as of October 10, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$637.99
Sep 27 · Macy's
Best price
$637.99
−0% vs high
14-day high
$637.99
All stores

Lowest recorded: $559.79 at Macy's on May 16, 2026 · $78.20 above that low today · tracked since Apr 2026.

$638$638$638
Sep 27Oct 10
  • Macy's
Price has held at $637.99 for the past 14 days.

About this product

The Costway 12000 BTU mini split air conditioner and heater is a ductless, inverter-powered unit designed to cool or heat rooms up to 750 square feet. It features a 1-ton heat pump and five operating modes—auto, cool, dry, heat, and fan—for year-round comfort. The indoor unit measures 31" x 8" x 11.5" and the outdoor unit is 29" x 11" x 21", with included installation components such as copper connection pipes, drain hose, remote control, and mounting hardware. This energy-efficient system operates at 17 SEER2 and comes with a 3-month warranty.

  • 12000 BTU cooling capacity
  • 17 SEER2 energy efficiency
  • Heats up to 750 sq. ft.
  • 5 operating modes
  • Includes remote control
  • Ductless split system

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12000 BTU Mini Split Air Conditioner & Heater — Price History