Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Power Transistor HVAC: Description and Operation

POWER TRANSISTOR

DESCRIPTION
- Rated voltage : DC 12 V
- Working voltage range : DC 9 - 16 V
- Working temp. range : -30 - 60 °C
- Resistance temp. range: -40 - 85 °C