The Case IH Farmall 70A tractor uses a 12-volt battery system with a published starting rating of 800 CCA. Published electrical details include negative ground, Alternator (40 A).
ModelFarmall 70A
Years2015-2025
Voltage12 V
ConfidenceMedium
Voltage
12 V
Cold cranking
800 CCA
How this battery compares
Benchmarked against comparable Case IH tractors in this researched dataset.
Cold cranking amps800 CCA
Average
LowAverageHigh
Low 650 CCAMedian 950 CCAHigh 960 CCA
BA
Battery specification
Published model / family battery data
System voltage
12 V
Published CCA
800 CCA
Ground
Negative
CH
Charging system
Alternator and charging information
Charging system
Alternator
Charging output
40 A
ID
Model details
Identity and research coverage
Model
Case IH Farmall 70A
Equipment class
Utility
Series
Farmall Utility A
Model years
2015-2025
Research confidence
Medium
BUY
Choosing a replacement battery
Fit and electrical rating both matter
Match voltage, case dimensions, terminal layout and hold-down first. For starting performance, use a replacement that meets or exceeds the published 800 CCA standard.
1. Voltage
Use the verified system voltage shown above.
2. Physical fit
Match battery tray dimensions, height and hold-down style.
3. Terminals
Confirm positive/negative terminal positions before buying.
4. Starting power
Meet or exceed published CCA when a confirmed CCA is available.
5. Multiple batteries
When the tractor uses two batteries, replace weak/mismatched pairs thoughtfully and confirm the factory cable arrangement.
?
How much CCA should a Case IH Farmall 70A battery have?
Quick answer
The published standard is 800 CCA, around the middle of comparable Case IH models in this researched set. A replacement meeting or modestly exceeding that figure is the sensible target.
?
Can I install a higher-CCA battery in the Case IH Farmall 70A?
Quick answer
Yes. A higher-CCA 12V battery is normally fine when the case size, terminal layout and hold-down match. The starter draws what it needs; the higher rating simply gives more available cranking reserve.
?
What does the Case IH Farmall 70A 40 A alternator mean?
Quick answer
The charging system is rated at 40 A. That figure tells you the system’s maximum charging/accessory output, not the current constantly forced into the battery.
Research note: Farmall 45A exact listing publishes 800 CCA/40 A. Used as family reference for smaller Utility A models; verify exact year/serial.
Disclaimer: Specifications are provided as a reference from published manufacturer, service-manual and reference information. Verify critical service values with Case IH or the correct service manual. Case IH website
