计时器

Honeywell Quartz Hourmeter, 12 Vdc - 60 Vdc, 10,000 Hrs, Round (3 Screw Flange) Mount, Shipped in Individual Pack ...

Multi-Range ac Hour Meter

Mounting Bracket for Hour Meters when Damper (M-3888 [aka M03888-00]) is not used.

Honeywell Quartz Plus Hourmeter, 12 Vdc - 24 Vdc, 10,000 Hrs, Round (2.27 Dia) Flush Cup Mount, Shipped in Indivi ...

8 Digit Electonic LCD Hour Meter - 85-500 VAC - 60 Hz - Hours and Tenths - 3-Hole Cup Mount - 6" Wire Leads - Non ...

Honeywell Hour Meters: LM Series Microcontrol Unit Digital LCD Hour Meter, 7mm Display, Round Shape with Black Be ...

HB17.20-110VAC

HB16-21-120AC

Electromechanical Hour Meter - 230 VAC - 60 Hz - Hours and Tenths - 3-Hole Panel Mount - 8" Wire Leads - Non-Rese ...

7D HR, BASE/DIN MNT, 10-3