Quick answer:
The best replacement battery information found for the Case IH CS 120 is: 12 V.
Voltage12 V
Case IH CS 120 Battery Size Details
| Replacement battery recommendation | 12 V |
|---|---|
| Battery voltage | 12 V |
Case IH CS 120 Extra Battery Notes
| Replacement note | For the Case IH CS 120, match the replacement battery to the captured spec: 12 V. Physical fit, terminal layout and hold-down fit still matter |
|---|---|
| Battery location | The battery on the Case IH CS 120 tractor is located under the seat |
| Safe removal note | 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 caseih.com website before ordering a replacement battery.







