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RS485 Output 0-2mg/L / 0-8mg/L / 0-20mg/L Residual Chlorine Sensor | Three-Electrode Structure, No Frequent Calibration Required

Marsoni M251S
Sale price$163.60
Pay 4 payments of $40.90 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
RS485 Output 0-2mg/L / 0-8mg/L / 0-20mg/L Residual Chlorine Sensor | Three-Electrode Structure, No Frequent Calibration RequiredWQS RC series Residual Chlorine sensor manual Product description This product is a device for measuring the concentration of residual chlorine (hypochlorous acid and hypochlorite ion concentrations) in water bodies. Adopting a three electrode system, it features high measurement accuracy, long service life, and no need for frequent calibration. It is suitable for automatic chemical dosing control in circulating water, chlorine dosing control in
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.6 ★★★★★
Based on 565 reviews
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Verified Purchase
N. A. Williams
Fort Morgan, US
★★★★★ 5
89 mercruiser works fine
The mounting bracket was a little smaller than orginal, but no big deal, just drilled new hole in mounting plate. Solved my starting problem
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2023
C
Verified Purchase
Charles R Gunther
Port Orchard, US
★★★★★ 5
Direct replacement
Direct replacement for a failed solenoid on my Larson boat. Easy to install and works as it should.
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Reviewed in the United States on October 3, 2022
O
Verified Purchase
osborne
Waukegan, US
★★★★★ 3
Working
Hard to find work great
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Reviewed in the United States on May 14, 2026
J
Verified Purchase
Jon
Port Orchard, US
★★★★★ 4
Did its job
Got me back onto the water. The mounting holes distances from center to center are less than original equipment. But in a pinch they will do the job.
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Reviewed in the United States on May 29, 2024
T
Verified Purchase
TS
Dallas, US
★★★★★ 1
Missing the xomolete backside with bracket
Item had great reviews Came in and upon opening i noticed the whole backside was missing like it was never assembled properly and the missing part was not in bag Disappointed with whole thing Returned and ordered a oen Scared if this poorly made i dis not want kt leaving me on the water
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Reviewed in the United States on July 26, 2024

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