Beautiful graphic display, easy to use, perfect automatic dimming!
- Customer
Ryan G. from Washington
- Aircraft
Luscombe Model 8E Silvaire Deluxe
- EI Instrument
8am–4:30pm PST M–F
[mbhi location="Main"]
Our TR-1 provides exceptional performance, reliability and features. If you need to replace or overhaul an old failing instrument, consider buying one of our TR-1s from a company which has been designing quality aircraft instrumentation for over 40 years. Purchasing our TR-1 is substantially less expensive than overhauling or replacing your old needle gauge. We’re able to make this offer with a money-back guarantee because we’re confident you’ll love the performance, reliability and features these instruments offer.
| Amps | AOA | Bleed Air Temp | Cabin Pressure |
| Diff Air Pressure | EGT | EPR | Fuel Flow* |
| Fuel Level | Fuel Pressure | Hyd | ITT* |
| NG/N1* | NP/N2* | O2 Pressure | OAT |
| Oil Pressure | Oil Temp | TAT | TGT |
| Torque* | TOT | Volts | And More! |
* See Product Page
We offer one package option for our TR-1 instruments: Premium. The Premium TR-1 package is targeted for customers that need to minimize AOG time.
Bluetooth Field Calibration Device [FCD-TR-1] (add $600)

Dimensions
2″ standard round, 4.23″ long
Weight
0.3 Pounds (Instrument Only)
Power Requirements
6 to 55 Volts
Typical: 0.075 amps @ 28 Volts
Dimming
Auto (electric eye) and Manual
Environmental
DO-160G
Internal Storage
1,000 hours, RS232 port
Certifications
FAA TSO’d -C43c, -C44c, -C45b, -C47a, -49b, -C55a

Beautiful graphic display, easy to use, perfect automatic dimming!
We have other EI products currently and have always been satisfied.
Great to have all 6 egt’s, installation was straightforward. [I chose E.I. because of] price and availability.
Always a pleasure to do business with EI. Products ship rapidly. I have been using your products for 20+ years.
EI tech support is the best.
Great product. [I chose EI because] you have no competition.
Great company to deal with. Excellent customer service. [I chose this E.I. instrument because it’s] simple and easy to use.
Installation went great. The Fuel Flow is dead on.
Nice bright display.
Easy install, good product. [I chose EI because of my] experience with [the] product.
Really glad to have accurate oil psi and temp! [It’s a] match with previous [EI] installs.
Met all my requirements; great support.