Solary SD302
A mid-price gauge-equipped machine for vacuum and intake leaks. Solary does not publish its output pressure, so check it before testing an EVAP system.
Amazon $95.99$95.99
Gauge
3.2/5
A cordless smoke machine for mobile techs and anyone tired of battery clamps. The flow meter and lifetime warranty help justify the price.
- Built-in pumpAir
Check price at Amazon$229.99
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Runs on its own rechargeable battery, so there are no clamps to run to the car battery
- Flow meter shows the size of a leak and confirms a fix
- Lifetime warranty
Cons
- Costs about three times as much as AutoLine Pro’s corded machines
- No EVAP pressure figure is published
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
| Model number | ALP-MCH-PA |
|---|---|
| Pressure and smoke | |
| Flow meter | Yes |
| Power and fluid | |
| Air source | Built-in pump |
| Power | Li-ion battery |
| Smoke fluid | maker fluid |
| In the box | |
| Warranty | Lifetime |
Alternatives in this type
Ancel S3000
A well-equipped mid-price machine with a gauge, flow meter and a big plug kit. Ancel does not publish its output pressure.
Amazon $189.99$189.99
Gauge
Solary SD301E
A cheap higher-pressure machine for intake and vacuum leaks. Its output is too high for EVAP testing without a regulator.
Amazon $59.99$59.99
19-23 PSINo
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