A quiet 24 V unit with a 350 CFM airflow claim, but no power figure.
Amazon $479.99
A quiet 18 cc inverter unit for 24 V trucks, at the highest price of the split units.
- 9,200 BTUClaimed cooling
- 24 VSupply
- 46 dBIndoor noise
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
- Quiet at a listed 46 dB
- Most expensive split unit here
- Refrigerant is not included
- No published warranty
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Cooling and power | |
|---|---|
| Claimed cooling | 9,200 BTU |
| Supply voltage | 24 V |
| Build | |
| Layout | Split, two units |
| Compressor | 18 cc |
| Inverter compressor | Yes |
| Ships charged with refrigerant | No |
| Controls, noise and warranty | |
| Indoor noise | 46 dB |
Alternatives in this type
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 $499A small 24 V unit sized for a forklift or cab, with a believable 8,000 BTU claim and a loud 60 dB rating.
Amazon $399.99Compare
Compare the KNOLET 24V 9200 BTU Split AC with any other parking air conditioner →
More from KNOLET: every KNOLET product ranked.