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Alco Ex8 U31 Electronic Valve 1-3/8 X 1-3/8 EX8-U21 | Line Components
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$1,891.99$3,439.98 (-45%)
🏆 Best Price Guaranteed*
🏆 Best Price Guaranteed*
Features• Fully hermetic stainless steel design• Fast full stroke time• Ceramic slide and port for accurate flow and minimal wear• High resolution and excellent repeatability• Bi-directional versions for heat pump applications• Positive shut-off function to eliminate the use of an additional solenoid valve• Linear flow capacity• Wide capacity range (10 – 100%)• Continuous modulation of mass flow, no stress (liquid hammering) in the refrigeration circuit• Direct coupling of motor and valve for high reliability (no gear mechanism)• Applicable to all common A1,A2L,A3 refrigerants, including subcritical CO2
⚠️ Important Compatibility Notice
Please double-check the required specifications with your qualified technician or installer prior to ordering. Due to the technical nature of this product, incorrect orders cannot be exchanged, replaced, or refunded. Thank you for your understanding.
Alco Ex8 U31 Electronic Valve 1-3/8 X 1-3/8: Commercial Grade Reliability
You are viewing the strong Alco Ex8 U31 Electronic Valve 1-3/8 X 1-3/8 (EX8-U21). This is a genuine, high-specification Line Components component designed for professional installations. Whether you are fitting out a commercial HVAC system, upgrading industrial refrigeration infrastructure, or handling a residential maintenance job, this unit delivers the engineering standard required for New Zealand conditions.
Technical Specification: Alco EX8-U21
### General Information ###
Product Group : TX Valves Electronic
Product Group : TX Valves Electronic
### Additional Info ###
Family : EX8
### Connections ###
Connection Type : ODF
Inlet Connection Size : 35 mm
Outlet Connection Size : 35 mm
### Material ###
Connection Material : Stainless Steel
### Pressure ###
Max Operating Pressure : 45 Bar
### R134A Performances ###
R134a Capacity : 680 kW
### R410A Performances ###
R410A Capacity : 1027 kW
### R449A Performances ###
R449A Capacity : 857 kW
### R744 Performances ###
R744 (CO2) Capacity : 984 kW
### Temperature ###
Temperature Range : -50-100 °C
### Valves ###
Direction : Uni-Flow
MOPD : 30 Bar
💡 Pro Tip: Ensure this EX8-U21 matches your system requirements. This part is sourced directly from the Alco supply chain to ensure full compatibility and warranty retention.
The NZ DEPOT Trade Supply Advantage
🏭
No Showroom Markup
We don’t pay for fancy lighting or sales staff. You pay for the Line Components, not the overheads.
🚚
Nationwide Dispatch
From Cape Reinga to Bluff. Our logistics network routes your order from the nearest available distribution hub.
🛡️
Genuine Warranty
Official Alco product. Full manufacturer backing and support, just like buying from a local merchant.
Trade & Logistics FAQ
Is this item in stock for immediate dispatch?
Our system updates stock levels daily. If you can add the EX8-U21 to your cart, it is allocated in our supply chain. For urgent commercial projects, we recommend ordering early to secure allocation.
Do you supply other Alco parts?
Yes. As a comprehensive trade supplier, we stock the full range of Alco components. If you are looking for specific fittings, compressors, or accessories to match this unit, check our main catalog.
How is shipping calculated?
We use a dynamic shipping calculator based on the volumetric weight of the Line Components and your delivery zone. We pass our negotiated commercial freight rates directly to you with no markup.
Need more options? Explore our complete range of professional Components Supplies available for NZ-wide delivery.
🌱 Sustainable Supply Chain Initiative
At NZ DEPOT, we are modernizing the New Zealand trade supply chain. Traditional retail involves shipping products from a manufacturer to a central warehouse, then to a retail showroom, and finally to the customer. This “multi-hop” model adds unnecessary carbon emissions and cost.
By utilizing a Direct-to-Site 3PL model, we eliminate the “Showroom Hop.” Your order is routed from the nearest strategic distribution hub (Auckland, Wellington, or Christchurch) directly to your address. This logistical efficiency reduces road miles, lowers our carbon footprint, and allows us to pass significant savings on to you.
🛡️ Warranty & Consumer Protection
Consumer Guarantees Act (CGA)
We are a 100% New Zealand-owned and operated entity. All purchases made through NZ Depot are fully covered by the Consumer Guarantees Act 1993. Whether you are buying for personal use or commercial fit-out, you are protected against manufacturing defects and faults.
Secure Transaction Promise
Your security is paramount. We utilize industry-standard SSL encryption for all data transmission. We do not store credit card details locally; all payments are processed via secure, PCI-compliant gateways to ensure your financial data remains private.
📦 Delivery Protocols & Receipt of Goods
Standard Courier: For smaller items, we utilize overnight or 2-day courier services. Tracking numbers are automatically generated upon dispatch.
Heavy Freight (Palletized): For bulkier items (Appliances, Furniture, HVAC Units), we use specialized freight carriers. These deliveries are “Door-to-Door” or “Curbside.” Please ensure you have assistance available for unloading heavy items if required.
Inspection Policy: Please inspect all packaging for visible damage before signing the carrier’s docket. If you notice significant damage to the box, please sign as “Damaged” or refuse the delivery and contact our support team immediately. This ensures we can process a replacement claim swiftly.
© 2026 NZ DEPOT Limited. All Rights Reserved. | 100% NZ Owned & Operated.
Additional information
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| Copper Pipe (mm) |
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