Quick answer:
The New Holland TC29 tractor battery spec found is 12 V with 450 CCA.
Voltage12 V
Cold cranking amps450 CCA
New Holland TC29 Battery Size Details
| Replacement battery recommendation | The AJC-U1-24M-202605 is listed as a compatible replacement battery for the New Holland TC29 Compact 24M lawn mower and tractor – 12 V, 450 CCA |
|---|---|
| Battery voltage | 12 V |
| Battery CCA | 450 CCA |
Battery CCA Comparison Chart
Battery CCA comparison
Benchmarks use practical low, average and high cold-cranking-amp ranges for the lawn/garden tractor category. Use the exact battery label and manual before buying.
New Holland TC29 Extra Battery Notes
| Replacement note | For the New Holland TC29, match the replacement battery to the captured spec: 12 V, 450 CCA. Physical fit, terminal layout and hold-down fit still matter |
|---|---|
| Battery location | The battery on the New Holland TC29 tractor is typically located under the hood, near the front of the tractor. You may need to remove a cover or panel to access it |
| Bad battery symptoms | Common symptoms of a bad battery in a New Holland TC29 tractor include clicking sounds when turning the key, flickering lights, and slow cranking. These issues often indicate that the battery may be weak or failing, especially if it drops below 12.6 volts under load |
| 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 newholland.com website before ordering a replacement battery.







