Good support when we called with particular questions with the initial setup. We liked the functions and the price.
PT-300GA – Pressure Transducer
FAA Approved Instruments
- FAA TSO’d, STC’d, PMA’d
- Accurate and stable, precise pressure measurements.
- Robust Construction, stainless steel body and pressure ports.
- New Waterproof Seal
- 1/8″ NPT
- Other models available, see below for more details.
Questions?
8am–4:30pm PST M–F
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Product Overview

Model Comparison
| Model | PT-30GA | PT-100GA | PT-100GA-T Torque | PT-300GA | PT-3000S |
| Working Pressure | 0-100 PSI | 0-300 PSI | 0-100 PSI | 0-300 PSI | 0-3,000 PSI |
| Over Pressure | 200 PSI | 600 PSI | 200 PSI | 600 PSI | 6,000 PSI |
| Burst Pressure | 300 PSI | 900 PSI | 300 PSI | 900 PSI | 9,000 PSI |
| Pressure Type | Gauge | Gauge | Gauge | Gauge | Gauge |
Prices
Retail Price
Packages Include:
- PT-300GA Pressure Transducer
- Larger Mounting Clamp
- Pressure Transducer Data Sheet
Description
Package
Retail Price
PT-300GA Pressure Transducer
PT-300GA
$248

Specifications
Specifications
Type
Gauge Pressure
Working Pressure
0-300 PSI
Over Pressure
600 PSI
Burst Pressure
900 PSI
Accuracy
+/- 1%
dV (btwn GRN & WHT) @ Max Operating PSI
50 mV
Material
316L SS
Power Supply
+5 to +36 VDC
Certifications
FAA TSO’d, STC’d, PMA’d
Videos
Documents
Documents & Manuals
Testimonials
Customer Testimonials
Your (customer) service is excellent!
- Customer
Thomas T. from Washington
- Aircraft
Piper PA-18-150
- EI Instrument
The equipment is fantastic, very intuitive, and easy to use.
- Customer
Gregory S. From Brazil
- Aircraft
Air Tractor AT-502A
- EI Instrument
Your customer support is far superior . . . . I appreciate all your help.
Always built well. Always dependable. Been using & relying on EI equip for over 35 years!
The R-1-6 is a great instrument. [I chose EI because of] quality.
- Customer
J. Gregg from North Carolina
- Aircraft
Cessna 172
- EI Instrument
We chose your product because of the great support and reputation your company sustains.
Love it!
- Customer
Corey B. From Texas
- Aircraft
Grumman American AA-5A Cheetah
- EI Instrument
[I chose EI because of its] Reputation and value.
Currently have multiple EI Instruments in our aircraft. Quality and reliability are key.
- Customer
Jason Y. from Arizona
- Aircraft
Cessna 182A
- EI Instrument
Great product, frees up space
- Customer
Theodore S. from Florida
- Aircraft
Cessna 182Q Skylane
- EI Instrument
Awesome Product! Great product and fantastic support!
- Customer
David B. from Texas
- Aircraft
Cessna 182Q Skylane
- EI Instrument