Product Description
Genuine Caterpillar key switch NA013888, cross-references to Caterpillar 1055276; used on electric lift trucks. Provides brass external contacts with brass terminal hardware. Dimensions: 1.79 inch width, 2.31 inch height.
Specifications
Electrical
| Contact Material | Brass external contacts |
Part Numbers
| OEM Part Number | NA013888 |
| Cross-Reference Part Numbers | 1055276 |
Frequently Asked Questions
Q: What material are the contacts on the CT NA013888 key switch?
A: The CT NA013888 features brass external contacts and brass terminal hardware. Brass provides good electrical conductivity and corrosion resistance for reliable switching in lift truck control circuits.
Q: What are the physical dimensions of the CT NA013888?
A: The CT NA013888 measures 1.79 inches in width and 2.31 inches in height. Verify these dimensions fit your equipment panel mounting location before ordering.
Q: What part number does the CT NA013888 cross-reference to?
A: The CT NA013888 cross-references to Caterpillar part number 1055276. Both numbers refer to the same genuine Caterpillar key switch for electric lift trucks.
Q: What Caterpillar lift truck models use the CT NA013888?
A: The CT NA013888 is used on Caterpillar electric lift trucks with panel-mounted key switch control. Confirm your equipment model matches before ordering to ensure correct fitment.
Q: How do you diagnose a faulty key switch?
A: Common failure signs include loose key insertion, no electrical continuity in on or off position, or intermittent power loss. Test continuity across terminal pins with a multimeter in both switch positions.