I have worked with and installed a few of your competitors’ and your systems. EI instruments’ ease of use and installation make these systems my go-to choice and number one recommendation to customers.
P-300C: Capacitive Fuel Level Probe
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Product Overview
Prices
Retail Prices
Included:
- Probe
- Coupler and Guides
Additional Options
+ Additional packaging and shipping charges due to length. EI rep will contact you after your purchase.
* (Specify Length 2″ to 72″) Please allow a minimum of 3 weeks for your order to be shipped.
Description
Package
Retail Price
P-300C: Capacitive Fuel Level Probe with Accessories
P-300C
$500

Specifications
Videos
Documents
Documents & Manuals
Testimonials
Customer Testimonials
I really appreciate the quality of communication about my order. The instrument offers the right functionality (being a primary instrument) in the right form factor for my application.
Very happy with our new tachometer!
[I chose EI because of its] Reputation and value.
Customer service always quick and easy. [I chose E.I. because of] price and being recommended by friends.
- Customer
Kenneth C. from Florida
- Aircraft
Piper PA-32-260 Cherokee Six E
- EI Instrument
Nice experience working with [sales]… to configure my gauges.” Reason I chose EI? “Past experience with EI.
- Customer
Clark M. from New Hampshire
- Aircraft
Beechcraft Bonanza C35
- EI Instrument
The display is large and clear. The functions are simple and easy to use. Great purchase decision.
Love the look and having every piece of info in front of me… Better price and look [versus competition].
Responsive customer service, kudos to [customer service].
- Customer
James A. From Alabama
- Aircraft
Cessna 182B Skylane
- EI Instrument
This is the third EI instrument I am having installed in “Lillybelle .” I am impressed with the ease of operation, the affordability and the accuracy of each of these instruments. For years I trusted my life to 50+ year old gauges. Now I don’t have to. What a relief!
- Customer
Charles M. from South Dakota
- Aircraft
Cessna 150F
- EI Instrument
Awesome product. Fast easy installation.
- Customer
Rodney E. from Georgia
- Aircraft
Cessna 172M Skyhawk
- EI Instrument
Excellent installation instructions [&] recommend[ed] by others.
- Customer
Ben C. from Alaska
- Aircraft
Piper PA-22-160
- EI Instrument