Dry Disconnect Coupling with Female Coupler and Male Adapter, both with Female Thread

Lead Time: on Request
The dry disconnect coupling ensures clean, fast, and safe connection and disconnection of lines – without any product loss.
Ideal for use with IBC containers as well as in chemical and industrial applications.
Thanks to its robust design and high chemical resistance, the coupling is perfectly suited for demanding and aggressive media.

Your Benefits
Drip-free connection and disconnection
Maximum safety during media handling
High resistance to chemicals
Quick and easy operation
Robust and durable design

Configuration
Female coupler and male adapter with female thread (F)

Materials
Locking / actuation ring made of PE 500, not in contact with media, other materials available on request
Spring materials: Stainless steel 1.4310 with E-CTFE coating
Additional coupling materials (e.g. ECTFE) or sealing materials (FFKM) available on request
 
 
 
all prices plus VAT plus shipping costs
Materials Female Thread (inch) Female Thread (inch) Spring Material Sealing Material L (mm) Weight PU Item no Add to cart
                  Price Quantity
PP grau 1/2 1/2 1.4310 EPDM 120 0,250 1 103723 180,60 €
PP grau 1/2 1/2 1.4310 FPM 120 0,260 1 103724 180,60 €
PP grau 1/2 1/2 Hastelloy EPDM 120 0,270 1 103725 215,60 €
PP grau 1/2 1/2 Hastelloy FPM 120 0,280 1 103726 215,60 €
PP grau 1/2 1/2 PEI EPDM 120 0,290 1 103727 207,90 €
PP grau 1/2 1/2 PEI FPM 120 0,300 1 103728 207,90 €
PP grau 3/4 3/4 1.4310 EPDM 135 0,320 1 103729 189,70 €
PP grau 3/4 3/4 1.4310 FPM 135 0,320 1 103730 189,70 €
PP grau 3/4 3/4 Hastelloy EPDM 135 0,320 1 103731 228,20 €
PP grau 3/4 3/4 Hastelloy FPM 135 0,320 1 103732 228,20 €
PP grau 3/4 3/4 PEI EPDM 135 0,320 1 103733 217,00 €
PP grau 3/4 3/4 PEI FPM 135 0,320 1 103734 217,00 €
PP grau 1 1 1.4310 EPDM 155 0,320 1 102573 229,60 €
PP grau 1 1 1.4310 FPM 155 0,320 1 102722 229,60 €
PP grau 1 1 Hastelloy EPDM 155 0,320 1 102725 291,20 €
PP grau 1 1 Hastelloy FPM 155 0,320 1 102726 291,20 €
PP grau 1 1 E-CTFE* EPDM 155 0,320 1 102723 346,50 €
PP grau 1 1 E-CTFE* FPM 155 0,320 1 102724 364,00 €
PP grau 1 1 E-CTFE* FFKM 155 0,320 1 106403 553,00 €
PE schwarz 1/2 1/2 1.4310 EPDM 120 0,250 1 103735 180,60 €
PE schwarz 1/2 1/2 1.4310 FPM 120 0,260 1 103736 180,60 €
PE schwarz 1/2 1/2 Hastelloy EPDM 120 0,270 1 103737 215,60 €
PE schwarz 1/2 1/2 Hastelloy FPM 120 0,280 1 103738 215,60 €
PE schwarz 1/2 1/2 PEI EPDM 120 0,290 1 103739 207,90 €
PE schwarz 1/2 1/2 PEI FPM 120 0,300 1 103740 207,90 €
PE schwarz 3/4 3/4 1.4310 EPDM 135 0,320 1 103741 189,70 €
PE schwarz 3/4 3/4 1.4310 FPM 135 0,320 1 103742 189,70 €
PE schwarz 3/4 3/4 Hastelloy EPDM 135 0,320 1 103743 228,20 €
PE schwarz 3/4 3/4 Hastelloy FPM 135 0,320 1 103744 228,20 €
PE schwarz 3/4 3/4 PEI EPDM 135 0,320 1 103745 217,00 €
PE schwarz 3/4 3/4 PEI FPM 135 0,320 1 103746 217,00 €
PE schwarz 1 1 1.4310 EPDM 155 0,320 1 102728 229,60 €
PE schwarz 1 1 1.4310 FPM 155 0,320 1 102729 229,60 €
PE schwarz 1 1 Hastelloy EPDM 155 0,320 1 102730 291,20 €
PE schwarz 1 1 Hastelloy FPM 155 0,320 1 102731 291,20 €
PE schwarz 1 1 E-CTFE* EPDM 155 0,320 1 102732 346,50 €
PE schwarz 1 1 E-CTFE* FPM 155 0,320 1 102733 364,00 €
PE schwarz 1 1 E-CTFE* FFKM 155 0,320 1 106404 553,00 €
PE natur 1/2 1/2 1.4310 EPDM 120 0,250 1 106385 180,60 €
PE natur 1/2 1/2 1.4310 FPM 120 0,260 1 106386 180,60 €
PE natur 1/2 1/2 Hastelloy EPDM 120 0,270 1 106387 215,60 €
PE natur 1/2 1/2 Hastelloy FPM 120 0,280 1 106388 215,60 €
PE natur 1/2 1/2 PEI EPDM 120 0,290 1 106389 207,90 €
PE natur 1/2 1/2 PEI FPM 120 0,300 1 106390 207,90 €
PE natur 3/4 3/4 1.4310 EPDM 135 0,320 1 106391 189,70 €
PE natur 3/4 3/4 1.4310 FPM 135 0,320 1 106392 189,70 €
PE natur 3/4 3/4 Hastelloy EPDM 135 0,320 1 106393 228,20 €
PE natur 3/4 3/4 Hastelloy FPM 135 0,320 1 106394 228,20 €
PE natur 3/4 3/4 PEI EPDM 135 0,320 1 106395 217,00 €
PE natur 3/4 3/4 PEI FPM 135 0,320 1 106396 217,00 €
PE natur 1 1 1.4310 EPDM 155 0,320 1 106397 229,60 €
PE natur 1 1 1.4310 FPM 155 0,320 1 106398 229,60 €
PE natur 1 1 Hastelloy EPDM 155 0,320 1 106399 291,20 €
PE natur 1 1 Hastelloy FPM 155 0,320 1 106400 291,20 €
PE natur 1 1 E-CTFE* EPDM 155 0,320 1 106401 346,50 €
PE natur 1 1 E-CTFE* FPM 155 0,320 1 106402 364,00 €
PE natur 1 1 E-CTFE* FFKM 155 0,320 1 106847 553,00 €
PVDF 1/2 1/2 1.4310 EPDM 120 0,250 1 103747 331,10 €
PVDF 1/2 1/2 1.4310 FPM 120 0,260 1 103748 331,10 €
PVDF 1/2 1/2 Hastelloy EPDM 120 0,270 1 103749 368,90 €
PVDF 1/2 1/2 Hastelloy FPM 120 0,280 1 103750 368,90 €
PVDF 1/2 1/2 PEI EPDM 120 0,290 1 103751 358,40 €
PVDF 1/2 1/2 PEI FPM 120 0,300 1 103752 358,40 €
PVDF 3/4 3/4 1.4310 EPDM 135 0,320 1 103753 340,20 €
PVDF 3/4 3/4 1.4310 FPM 135 0,320 1 103754 340,20 €
PVDF 3/4 3/4 Hastelloy EPDM 135 0,320 1 103755 371,70 €
PVDF 3/4 3/4 Hastelloy FPM 135 0,320 1 103756 371,70 €
PVDF 3/4 3/4 PEI EPDM 135 0,320 1 103757 367,50 €
PVDF 3/4 3/4 PEI FPM 135 0,320 1 103758 367,50 €
PVDF 1 1 1.4310 EPDM 155 0,320 1 102734 420,00 €
PVDF 1 1 1.4310 FPM 155 0,320 1 102735 428,40 €
PVDF 1 1 Hastelloy EPDM 155 0,320 1 102736 481,60 €
PVDF 1 1 Hastelloy FPM 155 0,320 1 102737 483,00 €
PVDF 1 1 E-CTFE* EPDM 155 0,320 1 102738 504,00 €
PVDF 1 1 E-CTFE* FPM 155 0,320 1 102739 518,00 €
PVDF 1 1 E-CTFE* FFKM 155 0,320 1 106405 714,00 €

 all prices plus VAT plus shipping costs
 
 
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Zero Leakage, Maximum Safety – The Role of Dry Disconnect Couplings in Industry






 

Introduction

Dry disconnect couplings are a key safety component for the closed transfer, filling, and emptying of chemicals in industrial facilities. Especially in the chemical industry, in the handling of hazardous substances, and in filling processes involving IBC containers, they ensure leak-free, low-emission, and compliant operation.

For plant managers, engineers, and safety officers, dry disconnect couplings are not merely a technical option, but in many applications represent the state of the art in accordance with accident prevention regulations and technical rules.

1. Design and Function of Dry Disconnect Couplings

A dry disconnect coupling consists of two functional components:
- Male adapter
- Female coupler

Both sides are equipped with integrated shut-off valves. These open only when fully connected and close automatically when disconnected. This ensures:
- Reliable prevention of hazardous media leakage
- Drip-free connection and disconnection
- Minimization of vapor and liquid emissions

The result is a closed transfer system that meets current safety requirements.

Relevance for Accident Prevention and Legal Requirements

The use of dry disconnect couplings is closely linked to occupational safety, hazardous substances legislation, and industry regulations. In many cases, they are effectively required to comply with minimum legal standards.

1. Hazardous Substances Ordinance (GefStoffV)
Obligation to minimize exposure to hazardous substances
Priority of technical measures over organizational and personal protective measures
Use of closed systems where state of the art

➡️ Open hose connections without drip protection are no longer permissible in many applications if dry disconnect couplings can be used.

2. TRGS 500 – Protective Measures
Clear requirement: emissions must be prevented at the source
Liquid losses and splashes must be avoided through suitable connection systems

➡️ Dry disconnect couplings meet these requirements through their self-closing valve system.

3. DGUV Rule 113-001 (formerly BGR 500)
Requirement for safe, leak-tight connection systems when handling liquids
Prevention of skin contact, inhalation, and uncontrolled release of substances

➡️ Systems without defined sealing function during disconnection are considered safety-critical.

4. BG RCI Guideline – Filling and Emptying of IBC Containers
Recommendation of defined coupling systems instead of open hose connections
Prevention of residual quantities, dripping losses, and operating errors

➡️ Dry disconnect couplings are considered a recommended solution representing the state of the art.

Technical Advantages for Industrial Use
- Maximum safety
- No release of hazardous substances during connection or disconnection
- Reduced risk of burns, poisoning, and explosions
- Regulatory compliance
- Supports compliance with GefStoffV, TRGS, and DGUV requirements
- Reduces liability risks for operators and responsible personnel
- Emission-free media transfer
- Closed systems prevent environmental contamination
- Particularly relevant for water-hazardous substances (AwSV)
- High process reliability
- Defined connection without risk of misconnection
- Reproducible processes in filling and transfer operations
- Materials and Chemical Resistance

Dry disconnect couplings are available in various chemically resistant materials:
- Polypropylene (PP): universal for many chemicals
- Polyethylene (PE): high resistance to aggressive media
- PVDF: for highly corrosive and oxidizing substances
- Stainless steel: for high pressures, temperatures, and mechanical stress

Sealing systems (e.g. EPDM, FKM, FFKM) must be selected according to the medium.
Material compatibility must always be verified based on the specific medium and temperature conditions.

Typical Applications
- Filling and emptying of IBC containers
- Chemical transfer in production plants
- Filling stations for acids, alkalis, and solvents
- Dosing and mixing processes
- Use in ATEX zones (for electrically conductive versions)
- Operation, Maintenance, and Responsibility

Even when using dry disconnect couplings, operators remain responsible for:
- Performing a risk assessment in accordance with GefStoffV
- Regular inspection and maintenance of coupling systems
- Ensuring depressurized conditions before disconnection
- Training personnel in handling hazardous substances and coupling systems
- Use of appropriate personal protective equipment (PPE)
- Conclusion: Dry Disconnect Couplings as a Safety Standard

Dry disconnect couplings are not optional accessories, but in many applications represent the state of the art for compliance with accident prevention regulations. They enable:
- Safe, closed transfer of substances
- Maximum reduction of emissions and risks
- Legally compliant operation

For chemical companies taking responsibility for people, the environment, and their facilities, dry disconnect couplings are therefore an essential key technology.


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