NanoPRO Wideband O2 Controller
SKU: 72193143901

NanoPRO Wideband O2 Controller

Sale price$152.55 Regular price$169.50
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  • USA
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Ships within 48 hours · Estimated delivery Jul 9 - Jul 14

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Description

NanoPRO Wideband O2 ControllerThe 3 in 1 NanoPRO is a Wideband O2 Sensor Controller, Dash Display, and Switch Panel in one! Wideband O2 Senser Controller: The NanoPRO is compatible with 5 different wideband O2 sensors (Bosch 4. 2, Bosch 4. 9, Bosch 5. 2, NTK ZFAS, and NTK Wideband O2 Sensor. The NanoPRO keeps your O2 sensor at the optimal temperature for accurate readings with 3 configurable heating modes; normal, fast, and current limited, in addition to auto startup.

The 3-in-1 NanoPRO is a Wideband O2 Sensor Controller, Dash Display, and Switch Panel in one!
Wideband O2 Senser Controller: The NanoPRO is compatible with 5 different wideband O2 sensors (Bosch 4.2, Bosch 4.9, Bosch 5.2, NTK ZFAS, and NTK Wideband O2 Sensor. The NanoPRO keeps your O2 sensor at the optimal temperature for accurate readings with 3 configurable heating modes; normal, fast, and current limited, in addition to auto startup. Additionally, the NanoPRO has an extended wideband reading scale with advanced hardware for fast and precise readings (reading range can reach values slightly lower than 0.21 λ).
Dash Display: With a 2” color touchscreen, the secondary display gauge function allows you to display information such as oil pressure, fuel pressure, boost, RPM, engine temperature, and more with the ability to configure up to 5 custom screens.
Switch Panel: The touchscreen display offers switch panel style button capability via CAN bus connection to your FuelTech ECU, providing more functionality without using an analog input.
The NanoPRO is IP67 rated (when properly connected to the harness), making it perfect for marine, off-road, and automotive applications.

We currently only recommend and sell the Bosch 4.2 LSU and NGK ZFAS sensors. 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 72193143901

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4.9 ★★★★★
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Z
Verified Purchase
Zander kagley
Massapequa, US
★★★★★ 5
Good product at a great price
Size: 16 AWG-100 ft
Used to wire my door speakers and it worked amazing
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
J
Verified Purchase
jyst1
Pawtucket, US
★★★★★ 5
Smaller than the original, but works well.
When I received it, it was so small that I thought it was a toy, or maybe for some 4cyl engine. It is significantly smaller than the original one. When I looked closer, the mount holes did line up, so I tried it. I did have to get shorter mount bolts. To my surprise, it works great! I don't know what the longevity will be, but it made it through a busy august! Considering the price and how small it is, I might just buy a second one to keep on board. Just in case.
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Reviewed in the United States on September 14, 2025
B
Verified Purchase
Bob Valentine
Carnegie, US
★★★★★ 1
Warning!!!
I was so impressed after install!! Fired right up faster that it ever has in the past, had the boat out about 8 times and CACK!!! They say they will stand behind the product and replace it, but do I risk another day ruined on the river? Btw, I have a Volvo penta 5.0 21.5' Larson I/O
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Reviewed in the United States on September 28, 2025
M
Verified Purchase
Maris I.
Los Angeles, US
★★★★★ 5
Perfect fit and functioning. Excellent support
The starter fit perfectly, in my Mercruiser 4.3 from 2004, although it was awkward to replace on my engine due to space constraints. I had a few questions for the supplier and quickly received very descriptive answers. Now the starter works perfect in my boat. In all a very good choice which I really can recommend others.
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Reviewed in the United States on June 27, 2024
A
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A. WEAVER
Houston, US
★★★★★ 5
New starter
Part came promptly and was a direct match to the original starter. I did a bench test prior to install and had no issues.
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Reviewed in the United States on July 16, 2025

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