# Quick-Disconnect No-Spill Coupling (female, straight) Koolance QD2 G1/4" for liquid cooling

**URL:** https://aio.lv/en/product--koolance-qd2-fsg4--6812862
**Data updated:** 2026-03-07 15:16 (EET)
**Category:** CPU Coolers & PC Cooling Systems
**Manufacturer:** Koolance
**Manufacturer code:** QD2-FSG4
**EAN:** 0829596909050
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 25.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 21.48 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--koolance-qd2-fsg4--6812862

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

Koolance QD2 No-Spill quick-disconnect (female, straight) with G1/4" thread is a coupling designed for liquid cooling systems. The no-spill mechanism enables safe connection and disconnection without fluid leakage. Suitable for custom PC loops, server cooling or other liquid-cooling setups that use G1/4" fittings and require tool-free, leak-minimizing maintenance.

## Long description

The Koolance Quick-Disconnect No-Spill Coupling (female, straight) with G1/4" thread is a compact coupling engineered for liquid cooling systems. It provides a female, straight-through connection that mates with standard G1/4" fittings used in custom PC loops and other active liquid cooling setups. The no-spill mechanism minimizes fluid loss during connection and disconnection, allowing tool-free maintenance and safer component swaps without large-scale draining.
Advantages
This coupling offers leak-minimizing operation through an integrated no-spill valve that seals automatically when disconnected. Its straight female design enables inline placement with minimal flow restriction, while G1/4" compatibility ensures broad interchangeability with common liquid-cooling fittings. The connection is designed for quick, tool-free use and repeatable, reliable engagement, reducing system downtime during upgrades or service.
Suitable for
 Custom PC water-cooling loops
 Server and rack-mount liquid cooling maintenance
 Bench testing, component swaps, and modular cooling assemblies
 Small fluid-handling segments where quick, no-drip disconnection is required
Key specifications
 Connector type: female, straight quick-disconnect coupling
 Thread compatibility: G1/4" standard fittings
 Seal: integrated no-spill valve to reduce leakage on disconnect
 Operation: tool-free push-to-connect and release
 Intended media: non-corrosive coolant fluids commonly used in PC and server liquid cooling
 Typical mounting: inline between tubing/fittings or directly to G1/4" ports
How to use
Turn off the cooling loop pump and relieve system pressure before attempting to disconnect. Align the female quick-disconnect coupling with the corresponding male G1/4" fitting and push together until the coupling engages and the no-spill valve seats. To disconnect, relieve any residual pressure, depress the release mechanism and separate the halves; the internal valve closes automatically to limit fluid loss. Inspect seals and mating threads periodically and re-tighten or replace associated fittings if wear is observed.
Usage recommendations
Use compatible, manufacturer-recommended coolants and avoid aggressive chemicals that can degrade seals. Perform connections and disconnections over an absorbent surface or drip tray during maintenance to capture any small residual fluid. Regularly check for corrosion or wear if used in environments with high humidity or extended service intervals.

## FAQ

### How much does the Koolance QD2 No-Spill quick-disconnect G1/4" female cost, and is it available for purchase?

The price is 25.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 07.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Koolance products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Koolance service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/6812862/68521419_large.webp