Home > Product > Hydrometry > HYDROLAB > Quanta G


HYDROLAB is a leading US manufacturer that introduced the first Multi-Parameter Sonde to the world in 1968. For more than 45 years, Hydrolab has designed and manufactured multi-parameter sondes for water quality monitoring in the environment. Hydrolab is now part of the Hach Hydromet and OTT Hydromet family.

At the heart of Hydrolab multi-probes is our superior sensor technology, which ensures that the important data you collect is solid, reliable, and dependable. In addition, our sensors are built to last, and comes packaged in a rugged, non-corrosivehousing so your total cost of ownership is ultimately the lowest in the industry.

Complete stainless steel package that includes an easy-to-use, handheld display

Quanta G

Complete stainless steel package that includes an easy-to-use, handheld display


  • Four universal sensor ports that allow custom configuration
  • Features Hydrolab sensor technology for five basic parameters – Temperature, DO, Conductivity, pH, and Depth
  • Cost-optimized for profiling or spot-checking applications
  • 1.75” housing fits into 2’ wells or other limited space applications
  • Backed by an unprecedented three-year warranty


Range-5 ... 50 °C
Accuracy± 0.15 °C
Resolution0.01 °C
Dissolved Oxygen
Range0 ... 50 mg/L
Accuracy± 0.2 mg/L ≤ 20 mg/L 
± 0.6 mg/L > 20 mg/L
Resolution0.01 mg/L
Specific Conductance
Range0 ... 100 mS/cm
Accuracy1% of reading
± 0.01 PSS
Resolution4 digits
Range0 ... 14 units
Accuracy± 0.2 units
Resolution0.01 units
Range-999 ... 999 mV
Accuracy± 20 mV
Resolution1 mV
Depth 0-25 m
Range0 ... 25 m
Accuracy± 0.1m
Resolution0.1 m
Depth 0-100 m
Range0 ... 100 m
Accuracy± 0.3 m
Resolution0.1 m
Vented Level 0-10 m
Range0 ... 10 m
Accuracy± 0.003 m
Resolution0.001 m
Range0 ... 70 PSS
Accuracy± 1% of reading
± 0.01 PSS
Resolution0.01 PSS
Quanta Transmitter
Diameter4.5 cm (1,74 in)
Length38.1 cm (15 in)
Weight1.9 kg (4 lbs)
Quanta Display
Screen Size8.9 cm (3.5 in diagonal)
Weight (with batteries)0.95 kg (2.1 lbs)
Memory200 data frames
(1 frame can all parameter values)
NEMA 6 rated (waterproof)
Low battery indica...r
Operating temperature-5 ... 50 °C
Batteries3 "C" size batteries
Battery life15 h


  • Temperature
  • Conductivity
  • Depth
  • pH
  • Oxygen Reduction Potential (ORP)
  • Dissolved Oxygen (Clark Cell)
Copyright © 2013-2019 IPSH Sdn Bhd. All rights reserved.