Key Switch Fit for Farmall IH 806 826 856 100 1026 1066 1206 1256 1466 140 1456
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Key Switch for Farmall IH
This key switch for Farmall IH tractors replaces the original ignition switch on models 806, 826, 856, 100, 1026, 1066, 1206, 1256, 1466, 140, and 1456. It provides a dependable electrical switching point to power the starter and accessories on these International Harvester tractors.
Overview
This key switch for Farmall IH fits a wide range of International Harvester tractors, replacing a worn ignition switch with a new keyed unit. The switch for Farmall IH models controls the ignition circuit, letting you start and stop the engine securely. This key switch for Farmall IH is a direct electrical replacement for the original switch on the listed models.
Built For Performance
- Replacement switch with key mechanism for ignition on/off control
- Matches the electrical terminals and wiring configuration of the original IH switch
- Designed for 12-volt systems common on these tractors
- Includes key and lock cylinder for secure operation
- Constructed for vibration resistance in agricultural applications
Fits These Machines
- for Farmall IH 806
- for Farmall IH 826
- for Farmall IH 856
- for Farmall IH 100
- for Farmall IH 1026
- for Farmall IH 1066
- for Farmall IH 1206
- for Farmall IH 1256
- for Farmall IH 1466
- for Farmall IH 140
- for Farmall IH 1456
On-The-Job Use
- Start field tractors during tillage and planting operations
- Replace a faulty switch that causes intermittent power loss
- Use with a key to prevent unauthorized engine operation in farm yards
Specs At A Glance
| Part Number(s) | No OEM number specified |
| Compatible Brand | Farmall IH |
| Voltage | 12V |
Good To Know
Q: Will this switch work with my existing wiring harness? A: This key switch is intended to replace the original ignition switch on the listed Farmall IH models, so it connects to the same terminal positions. Verify your tractor's wiring for terminal layout before installing.
Q: Does this switch come with a key? A: Yes, the switch includes a key so you can operate the ignition circuit without needing to reuse an old key. The key turns to the on/start position to engage the starter.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.