Quick answer:
The Zetor 3011 tractor battery information found suggests 12 V with 900 CCA.
Voltage12 V
Cold cranking amps900 CCA
Zetor 3011 Battery Size Details
| Replacement battery recommendation | For a Zetor 3011, the shop manual recommends a 150Ah battery. – 12 V, 900 CCA |
|---|---|
| Battery voltage | 12 V |
| Battery CCA | 900 CCA |
Zetor 3011 Extra Battery Notes
| Battery location | The battery on the Zetor 3011 tractor is located under the seat. |
|---|---|
| Bad battery symptoms | Common symptoms of a bad battery in a Zetor 3011 tractor include hard starting, no response when trying to start, and a clicking sound when the starter is engaged. Additionally, if the battery voltage drops below 12.4 volts when fully charged, it may indicate that the battery is weak or failing. |
| 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.







