Guaranteed accurate within 2% with a 1-yr. warranty. Weight - an unbelievable 4oz. The instruments are either electrically powered or by magneto, distributor or alternator connection. The CHT& EGTare activated by thermocouple. 100º - 260ºF Sending Unit P/N 10-01249

Use Sender P/N 10-01236 for Cont. & Lyc. Engines (5/8-18 Thread)

These instruments may be powered by connection to 12V battery, magneto, distributor or alternator. If installation is made using other than 12V electric power, order 1 Magneto Adapter (P/N 103-18) and one Fuse Adapter (P/N 10-17000) for each instrument. For 24V operation order one Adapter (P/N 329-24) for each instrument. An internal lighting fixture (P/N 10-01229) may be added to all 2-1/4" & 3-1/8” instruments.