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GREDIA

GREDIA specializes in precision flowmeters and sensors for industrial and scientific use, delivering reliable fluid measurement solutions.

11 products Updated March 4, 2026

GREDIA Products (11)

1
Prime

GREDIA 1/2" Food-Grade Hall Effect Water Flow Sensor Meter 1-30L/min G1/2 Flowmeter Switch Counter

GREDIA
9.5
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Food-grade materials meet ROHS standards for safe water contact
  • Wide 1-30L/min range suits low to moderate flow applications
  • Low 15mA power draw for energy-efficient operation
  • Simple three-wire setup for quick integration
  • Robust build avoids common leakage issues

Cons

  • 15cm wire length may need extension for some installations
  • Limited to water-based fluids, not compatible with corrosives
  • Requires external 5-24V DC power source
2
Prime

GREDIA 1.5" G1-1/2 Hall Effect Water Flow Sensor Meter - Food-Grade Flowmeter 5-150L/min for Irrigation & Water Control

GREDIA
9.5
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Highly accurate ±2% flow readings for dependable results
  • Food-grade materials meet ROHS standards for safety
  • Wide 5-150L/min range covers low to high flow needs
  • Simple wiring and installation with firm sealing
  • Versatile for petrochemical, irrigation, and water control

Cons

  • Wire length limited to 15cm, may require extension for some setups
  • Requires external DC 5-24V power source
  • Plastic construction less robust than metal for extreme impacts
3
Prime

GREDIA 3/4" Food-Grade Hall Effect Water Flow Sensor Meter 1-60L/min - Pack of 2 for Purifiers & Coffee Machines

GREDIA
9.5
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Food-grade materials meet ROHS standards for safe fluid handling
  • Simple wiring and compact 66x38mm size for hassle-free integration
  • Excellent sealing prevents water leaks in demanding environments
  • Low 15mA power draw supports battery or solar-powered systems
  • Broad temperature tolerance from 0-100°C suits hot water uses

Cons

  • 15cm wire length may require extensions for some installations
  • Limited to non-corrosive liquids under 1.2Mpa pressure
  • Hall effect requires stable DC voltage for optimal signal output
4
Prime

GREDIA 3/8" Food-Grade Hall Effect Water Flow Sensor Flowmeter 0.3-10L/min Accurate Counter Switch

GREDIA
9.5
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Food-grade ROHS-compliant plastic for safe liquid handling
  • Broad 0.3-10L/min range suits household and commercial uses
  • Low 15mA power draw for energy-efficient operation
  • Durable up to 0.8Mpa pressure and 100℃ temperatures
  • Simple three-wire setup for quick integration

Cons

  • Limited to 10L/min max flow, not ideal for high-volume systems
  • Requires DC 5-24V power source, needs external supply
  • 15cm wire length may need extension for some installs
5
-6%
GREDIA 1/4" Quick Connect Hall Effect Water Flow Sensor Food-Grade Flowmeter 0.3-6L/min Counter Switch
Prime

GREDIA 1/4" Quick Connect Hall Effect Water Flow Sensor Food-Grade Flowmeter 0.3-6L/min Counter Switch

GREDIA
9.5
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Food-grade ROHS-compliant materials for potable water safety
  • Easy plug-and-play installation with firm sealing rings
  • Wide voltage compatibility reduces setup complexity
  • Low power draw (15mA max) for energy-efficient use
  • Clear pulse output formula F=(38*Q)±3% aids precise readings

Cons

  • Limited to max 6L/min flow, unsuitable for high-volume applications
  • 15cm wire length may need extension for some setups
  • Requires separate DC 5-24V power supply
6
-6%
GREDIA 3/8" Quick Connect Hall Effect Water Flow Sensor Food-Grade Flowmeter 0.3-10L/min (Pack of 2)
Prime

GREDIA 3/8" Quick Connect Hall Effect Water Flow Sensor Food-Grade Flowmeter 0.3-10L/min (Pack of 2)

GREDIA
9.5
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Food-grade materials meet ROHS standards for safe water contact
  • Compact size and 15cm wires simplify installation in tight spaces
  • Broad voltage range (5-24V) and low 15mA consumption for energy efficiency
  • Sealing rings prevent leaks for dependable performance
  • Hall effect technology delivers non-contact, accurate readings

Cons

  • Minimum flow detection at 0.3L/min limits use for very low-flow scenarios
  • 15cm wire length may require extensions for some installations
  • Optimized for water-based fluids, not ideal for viscous or non-aqueous liquids
7
Prime

GREDIA 1" Food-Grade Hall Effect Water Flow Sensor Meter, 1-60L/min Flowmeter Switch (Pack of 2)

GREDIA
9.5
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Food-grade materials meet ROHS standards for safety
  • Wide 1-60L/min range suits residential to industrial needs
  • Low 15mA current draw for energy efficiency
  • Hall effect technology delivers reliable, non-contact sensing
  • Versatile applications in irrigation and petrochemical sectors

Cons

  • Requires external DC 5-24V power supply
  • 15cm wire length may need extensions for some setups
  • Limited to liquid temperatures up to 100°C
8
-6%
GREDIA G1/2" Hall Effect Water Flow Switch Sensor 1-30L/min Copper BSP Thread for Heaters Humidifiers Dispensers
Prime

GREDIA G1/2" Hall Effect Water Flow Switch Sensor 1-30L/min Copper BSP Thread for Heaters Humidifiers Dispensers

GREDIA
9.3
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Precise hall effect sensing for accurate flow detection
  • Wide 1-30L/min range fits most household water systems
  • Robust brass material withstands high temperatures up to 120°C
  • Supports 220VDC and 2A loads for broad compatibility

Cons

  • Requires minimum 1L/min flow to activate, may not suit ultra-low flow needs
  • Limited to 2A max current, check appliance compatibility
  • Brass weight may complicate handling in tight spaces
9
-6%
GREDIA G3/4" Brass Hall Effect Water Flow Sensor Switch - 1-30L/min Flowmeter for Water Heaters & Dispensers (50mm)
Prime

GREDIA G3/4" Brass Hall Effect Water Flow Sensor Switch - 1-30L/min Flowmeter for Water Heaters & Dispensers (50mm)

GREDIA
9.3
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Wear-resistant stainless steel impeller beads for longevity
  • Tight screw connections prevent leaks
  • Imported Hall element for precise, low-error readings
  • Lightweight and small for simple retrofits
  • Wide voltage compatibility (DC 5-15V)

Cons

  • Requires upstream filter for poor water quality to avoid clogs
  • Flow limited to 1-30L/min; not suitable for higher rates
  • Liquid temperature capped at 80°C for optimal operation
10
-6%
GREDIA G1 Brass Hall Effect Water Flow Sensor Switch - 2-50L/min Flowmeter BSP Male Thread for Water Heaters 58mm
Prime

GREDIA G1 Brass Hall Effect Water Flow Sensor Switch - 2-50L/min Flowmeter BSP Male Thread for Water Heaters 58mm

GREDIA
9.3
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • High-brass body for superior durability and anti-oxidation
  • Easy screw-thread installation with clear directional arrow
  • Accurate pulse output formula F=(7.5*Q-4) for precise metering
  • Broad temperature tolerance 0-80°C for versatile use

Cons

  • Requires inlet filter for poor water quality to prevent damage
  • Flow limited strictly to 2-50L/min range
  • Liquid temperature must stay below 80°C for optimal function
11
Pros & Cons

Pros

  • Food-grade materials meet ROHS standards for safe water contact
  • Wide voltage range (5-24V DC) and low 15mA draw for energy efficiency
  • Simple hall effect sensing delivers accurate pulse output (38*Q Hz)

Cons

  • Flow range limited to 0.3-6L/min, not ideal for high-volume applications
  • Short 15cm wires may require extensions for some installations
  • Max pressure of 0.8MPa restricts use in very high-pressure systems

GREDIA Brand Guide

GREDIA stands out as a reliable provider of precision instrumentation in the industrial and scientific sectors, particularly excelling in flowmeters designed for accurate fluid measurement. Their products, such as hall effect flow sensors, cater to a range of applications from water management to process control, emphasizing durability and food-grade quality for versatile use.

Brand Overview

GREDIA focuses on developing high-performance tools for test, measure, and inspect needs, with a strong emphasis on substance analysis instrumentation like flowmeters. These devices are engineered to handle various flow rates, ensuring consistent performance in demanding environments. Whether you're monitoring water flow or other fluids, GREDIA's offerings provide the precision required for professional results.

What Makes GREDIA Stand Out

GREDIA products are built with food-grade materials and advanced hall effect technology, making them suitable for both industrial setups and sensitive applications. Their flowmeters feature robust construction that withstands continuous operation, offering dependable readings across specified flow ranges. This commitment to quality positions GREDIA as a go-to choice for users seeking accuracy without complexity.

Superior Build Quality and Reliability

Each GREDIA flowmeter undergoes rigorous design standards to ensure longevity and precise operation. The integration of switch mechanisms allows for seamless integration into automated systems, enhancing efficiency in fluid metering tasks. Customers appreciate the straightforward installation and consistent performance that these tools deliver.

Who Are GREDIA Products Best For?

GREDIA's lineup is ideal for engineers, technicians, and hobbyists involved in fluid dynamics projects. Professionals in water treatment, manufacturing, and scientific research benefit from their precise measurement capabilities. For those exploring options in Flow Meters, GREDIA provides dependable solutions tailored to specific flow needs.

Key Product Categories

In the realm of industrial and scientific tools, GREDIA shines within substance analysis instrumentation, particularly flowmeters. Their water flow sensors exemplify this focus, supporting a variety of fluid types and measurement requirements. Dive deeper into their contributions to Flow Meters for specialized options that meet diverse operational demands.

Beyond basic metering, GREDIA's products support integration into larger systems, making them valuable for applications requiring real-time data. Explore related categories like Flow Meters to see how GREDIA fits into broader instrumentation needs.

Why Choose GREDIA for Your Flow Measurement Needs

Selecting GREDIA means investing in tools that prioritize accuracy and resilience. Their hall effect sensors offer non-intrusive measurement, reducing wear and maintenance issues common in traditional designs. This makes them particularly appealing for long-term use in controlled environments.

  • Food-grade compatibility for safe fluid handling
  • Wide flow range support for versatile applications
  • Easy connectivity for system integration
  • Proven design for industrial reliability

As you navigate options in precision tools, GREDIA consistently delivers value through thoughtful engineering. Their presence in key categories like Flow Meters underscores their expertise.

FAQ

What types of products does GREDIA offer?

GREDIA specializes in flowmeters and sensors, including hall effect models for fluid measurement in industrial and scientific settings.

Are GREDIA flowmeters suitable for food-grade applications?

Yes, many GREDIA products feature food-grade materials, making them appropriate for handling potable water and similar fluids.

How do GREDIA products ensure accurate measurements?

They utilize advanced hall effect technology and switch mechanisms for precise, reliable flow detection across specified ranges.

Who should consider GREDIA instrumentation?

Engineers, researchers, and industrial users needing dependable flow metering solutions will find GREDIA products ideal.

Can GREDIA flowmeters integrate with other systems?

Absolutely, their design supports easy connectivity, facilitating use in automated control and monitoring setups.