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Castel 3940 Castel 3940/9 Moisture Indicator

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CASTEL / REFRIGERATION SYSTEM COMPONENTS

Castel 3940/9 Moisture Indicator

Castel 3940

Castel 3940/9 Moisture Indicator — sight glass that supports visual condition or liquid-line monitoring in refrigeration systems. Listed data: Product Line: POLYHEDRA, CLASSIC; Indicator Type: Moisture Indicator.

Brand
Castel
Model
3940
SKU
3940/9
Part number
3940/9
Availability
Confirm on inquiry

Wholesale pricing and lead time on request.

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Product overview

The Castel 3940/9 Moisture Indicator is a sight glass that supports visual condition or liquid-line monitoring in refrigeration systems. Key listed data for this exact entry includes Product Line: POLYHEDRA, CLASSIC; Indicator Type: Moisture Indicator; Connection Type: Copper Braze.

Product overview

Castel 3940/9 Moisture Indicator is listed by SYREF for international refrigeration and HVAC sourcing. The complete model and suffix identify the required configuration.

Features

  • Product Line: POLYHEDRA, CLASSIC
  • Indicator Type: Moisture Indicator
  • Connection Type: Copper Braze
  • Connection Size: 1-1/8"
  • PS: 50 bar

Applications

Use this component only for applications in refrigeration system components where refrigerant, pressure, temperature, capacity, electrical and connection requirements match the current manufacturer data.

Technical specifications

Specification Value
Brand Castel
Model 3940
Part number 3940/9
Product Line POLYHEDRA, CLASSIC
Indicator Type Moisture Indicator
Connection Type Copper Braze
Connection Size 1-1/8"
PS 50 bar
MWP 500 psi
Temperature Range '-40 to +120 °C
Series 3940

Selection and replacement notes

Confirm the complete part number, refrigerant, pressure and temperature limits, connection details, required capacity and installation arrangement against current manufacturer documentation before ordering.

Related products

Compare compatible options: Castel 3940/2 Moisture Indicator; Castel 3940/3 Moisture Indicator; Castel 3940/4 Moisture Indicator. Match the complete code and operating conditions before substitution.

Request a quotation

Send SYREF the complete part number, quantity, destination and operating conditions to request availability, technical confirmation and a quotation.

Technical source: official manufacturer documentation. Final specifications must be checked against the current full order code.

SPECIFICATION-LED SOURCING

Technical specifications

SpecificationValue
Product LinePOLYHEDRA, CLASSIC
Indicator TypeMoisture Indicator
Connection TypeCopper Braze
Connection Size1-1/8"
PS50 bar
MWP500 psi
Temperature Range-40 to +120 °C
Series3940

Manufacturer documentation

Castel_Catalogo_2026_IT-EN-FR-DE.pdf ↗

Verify final specifications against the full manufacturer order code and current datasheet. Share your refrigerant, voltage and application when requesting a quote.

Frequently asked questions

What is Castel 3940/9 Moisture Indicator used for?

It supports visual condition or liquid-line monitoring in refrigeration systems. Suitability depends on the complete system operating conditions and current manufacturer limits.

What should be confirmed before ordering 3940?

Confirm the complete part number, refrigerant, pressure and temperature limits, connection details, required capacity and installation arrangement against current manufacturer documentation before ordering.

What is the listed product line for 3940?

The value in this product record is POLYHEDRA, CLASSIC. Verify it against the current documentation and complete order code before purchase.

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