Quick answer:
The best replacement battery information found for the New Holland TK4040 is: 12 V.
Voltage12 V
New Holland TK4040 Battery Size Details
| Replacement battery recommendation | 12 V |
|---|---|
| Battery voltage | 12 V |
New Holland TK4040 Extra Battery Notes
| Replacement note | For the New Holland TK4040, 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 New Holland TK4040 tractor is located in the engine compartment, typically accessible by unlatching and opening the hood |
| Bad battery symptoms | Common symptoms of a bad battery in a New Holland TK4040 tractor include a clicking sound when turning the key, no response from the engine, and dim dashboard lights. Additionally, if the battery is weak, it may not provide sufficient power to start the tractor |
| 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.





