Aetna Engineering, based in Grand Rapids, Michigan, specializes in manufacturing premium digital tachometers and accessories for marine, industrial, and military applications worldwide. Their digital tachometers are designed to measure precise engine RPMs for efficient engine performance, operating seamlessly in rugged marine or harsh industrial environments.
Founded in 1968, Aetna Engineering's products are unaffected by salt spray, water, sun, temperature, vibration, or aging, making them reliable and durable for use on boats, ships, and various industrial equipment. With a focus on accuracy and ease of installation, Aetna Engineering's digital tachometers are a trusted choice for engine instrumentation and control needs.
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