YSI™ Model 550A Dissolved Oxygen Meter

Rugged DO Meter designed for the field

Brand: YSI™

Manufacturer Part Number: 550A12CC

UNSPSC: 41115611

Code: 04

Additional Details:
Additional Details: Weight: 1.10000kg

Product Code. 11964366


This item has been discontinued and is no longer available. View the product for possible alternatives or contact our Product Support team on 01509 555888 for assistance

  • Description and Specification
  • Accessories and Spare Parts
Description and Specification


Resolution (Temperature) 0.1°C
IP Rating 67
Accuracy (DO) 0 to 20mg/L, ±0.3mg/L or 2% of reading, whichever is greater, 20 to 50mg/L, ±6% of reading
Resolution (DO) 0.01, 0.1mg/L
Width (Metric) 12cm
Saturation Resolution 0.1% Air Saturation
Weight (Metric) 0.91kg
Saturation Range 0 to 500% Air Saturation
Accuracy (Temperature) ±0.3°C
Warranty 3 Years
Battery Type C Alkaline
Sensor Types Thermistor
Includes Meter, DO/temperature probe, 4 C Batteries, Cable, Carrying Case
For Use With (Application) DO, Temperature
Dimensions (L x W) 9 x 4.75 in. (23 x 12cm)
Battery Life 2000 hr.
Range (DO) 0 to 50mg/L
Certifications/Compliance CE, IP67
Length (Metric) 23cm
Accessories and Spare Parts