Sales reps have been very friendly and helpful.
P-128-S – Sealed Tip OAT/Carb Temp Probe
FAA Approved Instrument
- FAA TSO’d, PMA’d
- Accurate and stable, precise temperature measurements.
- For use in pressure environments, uses a precision connector.
- Robust Construction, stainless steel body.
- Perfected over decades of testing and field trials.
Compatible with:
A-1, CA-1, EAC-1, MVP-50P, CGR-30, and UBG-16
Questions?
8am–4:30pm PST M–F
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Product Overview

Prices
Retail Prices
Packages include:
- P-128-S – Sealed Tip OAT/Carb Temp Probe
- Installation Instructions
Description
Package
Retail Price
P-128-S – Sealed Tip OAT/Carb Temp Probe
-
$128

Specifications
Specifications
Typical Applications
OAT/Carb Temp Readings
Operating Range
-80° – 700°F Max
Certifications
FAA, TSO’d, PMA’d
Configuration
Type K, Ungrounded
Videos
Documents
Documents & Manuals
Testimonials
Customer Testimonials
Works great!
Incredible customer service.
Your product didn’t feel cheaply made. Overall much better quality with the bezel and buttons and knobs. Also much easier to navigate and add fuel.
- Customer
Justin R. from Texas
- Aircraft
Cessna T207A Turbo Skywagon
- EI Instrument
Love it!
- Customer
Corey B. From Texas
- Aircraft
Grumman American AA-5A Cheetah
- EI Instrument
Great customer service!
Easy installation.
Installed digital volt/amp gauge in PA 28-181. Great unit easy to install. Much better than original.
Awesome Product! Great product and fantastic support!
- Customer
David B. from Texas
- Aircraft
Cessna 182Q Skylane
- EI Instrument
Have had EI instruments in my past plane and current plane and they always performed flawlessly.
- Customer
Gary M. from California
- Aircraft
Cessna 182Q Skylane
- EI Instrument
[EI’s FP-5L with Aux Carb Temp Option] gave me fuel flow & Carby temp & was easy to retrofit.
I have never had an issue with any EI products… it looks fantastic on the panel.
- Customer
Thomas A. from Oklahoma
- Aircraft
Beechcraft Bonanza E35
- EI Instrument