At a glance: Spec sheet headline for the Tudor TF1421: 142Ah 12V 850A, made with trucks and farm machinery in mind. Measure twice, order once: dimensions decide most swaps.
About the Tudor TF1421
Running a lorry, a tractor or a digger that takes a Tudor TF1421? Here it is. Rated 142Ah 12V 850A, it matches the heavy diesels that used this code. The Tudor TF1421 page brings together what a fleet manager needs to compare in one place.
Nothing unusual about 142Ah: a standard capacity for trucks and farm machinery.
12VVolts
142AhCapacity (C20)
850AStarting power (EN)
Make sure it fits your vehicle or equipment
- ✓ Same box, opposite posts? Many sizes exist in both layouts. This one is positive on the left-hand side.
- ✓ Capacity is 142Ah. Aim for the same figure as your old battery or slightly above, never much lower.
- ✓ Cranking power on cold mornings: 850A. Big engines in harsh winters call for a generous figure.
Full specifications of the Tudor TF1421
Frequently asked questions
Is the Tudor TF1421 suitable for a 12V system?
Yes, if they are identical. Two 12V units of 142Ah in series give double the voltage; in parallel they give double the capacity at 12V.
How are the terminals arranged?
This battery has positive on the left-hand side. Compare with your old unit; if they differ, the cables may not reach.
Care tips for lead-acid batteries
During discharge, the plates and acid form lead sulphate and water. Flooded batteries offer strong starting current at a fair price. A fully charged battery resists freezing far better than a flat one.
See also
Happy with the fit? Ordering the Tudor TF1421 at baterias.online is quick. Once the battery is in, keep the old one for recycling at an authorised point.
Fitting and everyday care
Coaches with long stops and the heating on drain their batteries faster than drivers expect. Disconnect the series link before charging the two batteries separately at 12 volts. After several hard winters, most heavy-duty batteries are ready for retirement.
