1921 TACHOMETER TESTER/230V SLV1200-2 the MHS 338BT will keep

the MHS 338BT will keep you connected and alert

with a 1-inch mounting depth and constructed of light weight aluminum with an anodized finish

AGW and AGX Fuses up to 20 amps when proper spring is installed

included in the 455-0027 install kit for the NVIS 453-0027

1921 TACHOMETER TESTER/230V SLV1200-2 the MHS 338BT will keepThe Model 1921 Tachometer Tester is used for the testing and calibration of electrical and mechanical tachometer generators and indicators. Two variable speed brushless motors eliminate the need for gears while providing for a testing range of 10 to 50,000 RPM. Each motor shaft is controlled by closed loop system utilizing hall encoder feedback and a digital motion control card. The result is a very reliable system with a speed accuracy of 0. 005%.