Face Color:Black Face with chrome ring. Backlight: LED backlight, Red color at night. This tacho must be hooked up to the "W" terminal on vehicle alternator. Many diesel engines and most inboard gas boat engine alternator have this connection.
It can also be working with speed sender, flying wheel, ECU, Hei distributor ect. For details, see individual gauge description at link below. Install Diameter: 52mm/(2-1/16) mounting holes, screw on. Fuel : 240-33 ohm, E - F.
If you need other output signals, like 10-180ohms, 0-90ohms ect, Leave me a note. Water Temperature: 287.4-22.4ohm, 100-250F. Fuel Level Sender:240-33ohm, 6-1/2.
We can DIY the length per your needs, but it will charge you extra funds if you need longer than 6.5inch, Send us a message before you paid. Attention: A minimum 1"clearance must be maintained between the tank bottom and the float retaining collar in a plastic tank and 1/2"clearance in a rigid metal tank.Senders can be used with all gauges brands that have compatible ohms. Water Temperature Sender:287.4-22.4 ohm, 100-250F 1/8-27 NPT. Oil Pressure Sender:10184ohm, 0-145PSI 1/8-27 NPT. All messages be reply within 24hours.
Welcome for wholesales trading, thank you!