Best 24V Split Parking Air Conditioners Ranked

3 24V split parking air conditioners for semi trucks, buses and construction cabs.

Last updated: November 3, 2026

Semi trucks, buses and much construction equipment run a 24 V system, and a 24 V unit draws about half the current of a 12 V one for the same cooling, which is easier on wiring and batteries. There are fewer 24 V models than 12 V, and the same factory designs show up under several names.

Prices were last checked November 4, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Full ranking 3

  1. UAHKPA 24V 13000 BTU Split AC
    #1 of 33.3Full review

    The same 24 V kit as AClengda’s with a remote and a published airflow, at a lower price.

    Amazon $439
    $439
    13,000 BTU900 W-
  2. Treeligo 24V 12000 BTU Split AC
    #2 of 33.0Full review

    A quiet 24 V unit with a 350 CFM airflow claim, but no power figure.

    Amazon $479.99
    $479.99
    12,000 BTU-45 dB
  3. AClengda 24V 13000 BTU Split AC
    #3 of 32.9Full review

    A 24 V unit for a semi or bus: 13,000 BTU on 900 W is a stretch, but 45 A to start is easy on a 24 V system.

    Amazon $499
    $499
    13,000 BTU900 W-