
P4077 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $41.79 | Condition is New, -NEW- Prime Instruments P4077, Fuel Level Sender, Made In USA, OEM, FREE SHIPPING | ![]() |
![]() | $57.14 | Top Pick! Condition is New, Prime Boat Fuel Level Sender 020-0330-01 Four Winns 22 Inch, shipping cost = $13.54 | ![]() |

The Winns Marine Prime P4077 Boat Fuel Level Sender is a crucial component for monitoring the fuel level in your marine vessel's tank. This high-performance sender is designed specifically for boats and is identified by part number 020-0330-01. With a robust and durable construction, it ensures reliable and accurate fuel level readings, contributing to the overall safety and efficiency of your watercraft.
Measuring just 1.69 inches in diameter and 3.5 inches long, this compact yet powerful fuel sender fits seamlessly into most fuel tanks. The sender is CNC-machined from premium quality aluminum material to provide strength, resistance, and longevity. The included 36-inch sending unit length allows for sufficient immersion into the fuel tank, ensuring accurate fuel level readings when connected to a marine gauge.
The Prime P4077 Boat Fuel Level Sender features a unique design with precision-machined, bronze floats in a contact point arrangement. This arrangement continuously monitors the fuel level, sending real-time signals to the marine fuel gauge for up-to-the-minute fuel level data. This allows the boat operator to keep track of the fuel supply, preventing fuel starvation or running on empty, which can be potentially hazardous or inconvenient.
The fuel sender has been meticulously engineered to meet and exceed OEM specifications. It boasts superior electrical conductivity with a resistance of 15 ohms at full fuel, allowing for precise and dependable fuel level readings. This sender also offers excellent temperature stability, which minimizes the impact on electrical resistance when exposed to varying temperatures, ensuring more consistent fuel level readings.
To ensure seamless integration with your marine fuel sender system, the Winns Marine Prime P4077 Boat Fuel Level Sender comes with corrosion-resistant, marine-grade wiring and quick-connect terminals. These features make the installation process quick, easy, and efficient. The self-locking, waterproof terminals create a secure connection, preventing any unwanted shorts or leaks, thereby enhancing safe operation and longevity.
In summary, the Winns Marine Prime P4077 Boat Fuel Level Sender 020-0330-01 is an essential monitor for the fuel levels on your marine vessel. Its compact design, durable construction, accurate sensing technology, and easy installation make it a valuable addition to your boat's electrical system. With its unparalleled performance, you can trust the Prime P4077 fuel sender to provide you with the most up-to-date fuel level information while ensuring the safety and efficiency of your watercraft.
The Winns Prime P4077 boat fuel level sender 020-0330-01 is a crucial component of a marine fuel system, responsible for sending accurate fuel level information to the boat's gauge. like any other product, it comes with its advantages and disadvantages. Let's discuss both:
**Advantages:**1. High Accuracy: The prime fuel sender is known for its precision and accuracy in measuring and sending fuel level data, ensuring that the boat's fuel gauge displays an accurate representation of the actual fuel level.
2. Durable Construction: This sender is built to withstand the harsh marine environment, thanks to its rugged construction and corrosion-resistant materials. This means it can continue to function optimally even in the face of extreme temperatures, humidity, and saltwater exposure.
3. Easy Installation: Many users report that the prime fuel sender is relatively easy to install, requiring little to no modification of the existing fuel system. This saves time and effort, allowing you to get back on the water quickly.
**Disadvantages:**1. Limited Compatibility: The Winns Prime P4077 boat fuel level sender is designed to work with specific models and makes of boats. Before making a purchase, ensure that it is compatible with your boat model to prevent any unnecessary complications or incompatibilities.
2. Potential Leakage Issue: Occasional users have reported issues with the sender leaking fuel, requiring a replacement or additional sealing components. Proper installation and regular maintenance can help mitigate this risk.
3. Higher Price Point: Compared to some standard fuel senders, the prime fuel sender comes with a higher price tag. Though the precision and durability it offers may justify this cost for some boat owners.
In conclusion, the Winns Prime P4077 boat fuel level sender offers a high degree of accuracy and durability, making it an excellent choice for boat owners who prioritize these features. However, it has limited compatibility and the potential for leakage, which are essential factors to consider before making a purchase. Ultimately, the decision to invest in this sender comes down to your preferences, the specific requirements of your boat, and your willingness to accept the product's advantages and disadvantages.
Based on the information presented, I would recommend the Winns Prime P4077 boat fuel level sender for boat owners who prioritize precision, durability, and do not mind the higher price point. Ensure compatibility check before making a purchase.
Details:
Unfortunately, this may increase your shipping costs. Hardware and instruction / installation manual not included. Part manufacturer: Prime instruments. Boat manufacturer: four winns boats.
All measurements are approximate. Commonly used on four winns boats, part number 020-0330-01, but may be other boats. X 9 1/2 overall. Sold as seen in pictures.
Shipping delivery does this item have a free option. The unit measures approximately 2 5/8 DOA. It is rated from 240 - 33.5 ohms, per manufacturer. Materials: aluminum / stainless steel rubber.
This fuel sending unit is constructed from aluminum with a stainless steel arm and nitrite rubber floater. Buying more than one item.
specifications inboardfuel:
- for years: 2022
- brand: Prime Instruments
- mpn: P4077
- color: Silver / Black
- country/region of manufacture: United States
- boat brand part number: 020-0330-01
- type: Fuel Sending Unit
- boat brand: Four Winns Boats
payments inboardfuel:
- credit card: visa
- other
- wallet: google-pay
offer inboardfuel:
- prices: $41.79–$57.14
- item condition: New
- options: ship-to-home
- sold #: 20
- started: january 13, 2025
- availability: in stock
seller inboardfuel:
- city: pleasant prairie, wisconsin
- # reviews: 188683
- rating: 99.3%
general inboardfuel:
- category: Boat Parts > Inboard Engines Components > Intake Fuel Systems
shipping inboardfuel:
- class: standard, expedited
- service: usps ground advantage, fedex ground or fedex home delivery, usps priority mail, fedex 2day
- transit: 3-9 days
- carrier: usps, fedex
- type: calculated
returns inboardfuel:
- policy: returns accepted
- paid by: buyer
- time: 30 days


