Product details
Danfoss ETS 6 – 40 Electric Expansion Valve | 4.0mm Orifice
Product Description:
The Danfoss ETS 6 – 40 (034G5065) is the high-capacity workhorse of the ETS 6 compact series, designed to handle large refrigerant mass flows with the precision of a stepper motor. Its 4.0mm orifice makes it ideal for larger split systems, multi-split units, and mid-sized chillers used throughout the UAE. By providing exceptionally smooth and linear modulation, it ensures the system maintains optimal superheat even as Dubai’s ambient temperatures fluctuate wildly. This model features a fully hermetic, laser-welded construction for maximum leak protection and is built to withstand the high-pressure demands of modern refrigerants like R410A and R32. Its bi-flow capability makes it an essential component for reversible cooling and heating systems in premium Middle Eastern developments.
Key Features & Benefits:
- Maximum Series Flow Rate: 4.0mm orifice delivers the highest cooling capacity in the compact ETS 6 range for UAE industrial and commercial units.
- Stable System Performance: High-resolution bipolar stepper motor ensures accurate flow control, preventing liquid slugging and compressor damage in Dubai.
- Optimized Energy Consumption: Enables fine-tuned modulation that significantly increases the energy efficiency (EER/COP) of UAE HVAC systems.
- Hermetic Solder Connection: Permanent, leak-proof laser-welded body ensures long-term reliability in the saline and humid air of the UAE.
- Whisper-Quiet Operation: Perfect for noise-sensitive high-end residential and hotel projects in Dubai.
Technical Specifications:
| Specifications | Value |
| Manufacturer | Danfoss |
| Product Model | ETS 6 – 40 |
| Code Number | 034G5065 |
| Orifice Diameter | 4.0 mm |
| Max. Working Pressure | 45.0 bar (653 psi) |
| Motor Type | Bipolar Stepper Motor |
| Flow Type | Bi-flow (Bi-directional) |
| Compatible Refrigerants | R410A, R32, R134a, R407C, R22 |
FAQs:
- Q: Why are there different codes for ETS 6-40 in the UAE?
- A: Codes like 034G5065 refer to specific connection pipe lengths or shapes required by different Air Conditioning manufacturers in the UAE market.
- Q: Can this valve be used with R32 in Dubai projects?
- A: Yes, it is fully compatible with R32 and other modern high-pressure refrigerants common in the UAE.
- Q: What is the benefit of a stepper motor valve over a TXV for my Dubai site?
- A: Unlike a TXV, the ETS 6-40 responds instantly to electronic signals from a controller, providing much tighter control and better energy savings in the UAE‘s variable heat.

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