Quick answer:
The Zetor 9641 tractor battery information found suggests 12 V with 1,000 CCA.
Voltage12 V
Cold cranking amps1,000 CCA
Zetor 9641 Battery Size Details
| Replacement battery recommendation | 12 V – 1,000 CCA |
|---|---|
| Battery voltage | 12 V |
| Battery CCA | 1,000 CCA |
Zetor 9641 Extra Battery Notes
| Battery location | The battery on the Zetor Forterra 9641 is a 12-volt unit, and the tractor’s electrical system uses a negative ground; the main wiring loom in the cab connects earth wires to a metal plate, though the cab and chassis earth may need checking for proper continuity. |
|---|---|
| Basic battery safety | Disconnect the negative cable first, then disconnect the positive cable. Install the new battery, connect the positive cable first, then reconnect the negative cable last. That reduces the chance of shorting a tool against the frame. |
Official information note
Mistakes do happen. Battery specs can change by year, engine, market, terminal layout and installed options. Check the old battery label, operator manual, parts book and official zetor.com website before ordering a replacement battery.

