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Guangzhou Kaida Refrigeration Technology Co., Ltd
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Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems
  • Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems
  • Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems
  • Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems
  • Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems
  • Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems
  • Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems

Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems

Place of Origin China
Brand Name valve
Model Number high&low
Product Details
Condition:
New
Warranty:
1Year
Product Name:
Valve Core Remover Installer
Applicable Industries:
Machinery Repair Shops, Refrigeration Unit
Color:
Standerd Color
Packing:
Neutral Packing
Highlight: 

High-transparency glass window Sight Glass Indicator

,

Color-changing moisture indicator Brass Sight Indicator

,

Premium-grade brass or copper Copper Sight Glass

Payment & Shipping Terms
Minimum Order Quantity
10
Price
To be negotiated
Product Description
Copper Sight Glass Indicator Heat Exchange and Refrigeration Parts Brass Sight Indicator for Air Conditioner
Product Description
The Copper Sight Glass Indicator is an essential component in air conditioning and refrigeration systems. It allows users to visually monitor the refrigerant flow and moisture condition within the system, ensuring optimal performance and preventing damage caused by excessive moisture or refrigerant shortage.
Made from premium-grade brass or copper with a high-transparency glass window, this sight glass offers excellent durability, corrosion resistance, and clear visual indication. It features a color-changing moisture indicator that helps maintenance personnel quickly identify the refrigerant's condition — green indicates a dry system, while yellow indicates moisture presence.
This product is suitable for a wide range of refrigerants, including R22, R134a, R404A, R407C, R410A, and R32, and is widely used in air conditioners, heat pumps, cold storage, and commercial refrigeration systems.
Product Attributes
Attribute Description
Product Name Copper / Brass Sight Glass Indicator
Model Customizable (Standard models available)
Material High-quality Brass or Copper Body with Tempered Glass Window
Function Visual inspection of refrigerant flow and moisture status
Indicator Type Color moisture indicator (Green = Dry, Yellow = Wet)
Compatible Refrigerants R22, R134a, R404A, R407C, R410A, R32, etc.
Operating Pressure 3.0 - 4.5 MPa (varies by size)
Operating Temperature -40°C to +120°C
Connection Type Solder / Flare / Threaded Connection
Application Air Conditioner, Heat Pump, Cold Room, Chiller, Compressor Unit
Surface Finish Natural Brass or Nickel-Plated Surface
Features Corrosion-resistant, High Transparency, Long Service Life
Standard Certification CE / ISO9001 / RoHS
Size Options 1/4", 3/8", 1/2", 5/8", or customized
Installation Orientation Vertical or Horizontal
Packaging Standard Export Carton or Customized Label
Warranty 12 Months
OEM/ODM Available
Key Advantages
  • Clear Visual Monitoring - Easy detection of refrigerant condition and moisture level.
  • Durable Brass Body - Ensures long lifespan and stable sealing performance.
  • Wide Refrigerant Compatibility - Works with all major refrigerant types.
  • Accurate Moisture Indicator - Color changes clearly show system dryness or humidity.
  • Easy Installation - Available in multiple connection types for flexible system use.
Applications
  • Commercial and household air conditioners
  • Refrigerated trucks and cold storage units
  • Heat pump systems
  • Compressor and condenser units
  • HVAC and industrial cooling equipment
Product Overview
This brass sight glass indicator is widely trusted by HVAC technicians and system manufacturers worldwide. With its robust build, precision design, and reliable indicator accuracy, it is a cost-effective and durable solution for system monitoring and preventive maintenance.
Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems 0 Copper Sight Glass Indicator with High-Transparency Glass Window and Color-Changing Moisture Indicator for Refrigeration Systems 1

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86--19829628327
2603A Jinying Building, Huanshi Middle Road, Yuexiu District, Guangzhou City
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