--- product_id: 203555562 title: "Watercool HEATKILLER® Tube 150 D5 (30204) | Borosilicate Glass Tube, Tool-Free Bayonet Catch Lid, D5 Pump Support, Anti-Cyclone Inlay, Made in Germany" brand: "watercool" price: "€ 283.61" currency: EUR in_stock: true category: "Watercool" url: https://www.desertcart.hr/products/203555562-watercool-heatkiller-tube-150-d5-30204-borosilicate-glass-tube-tool store_origin: HR region: Croatia --- # Tool-free bayonet lid - effortless refills 375ml capacity - optimal coolant volume Borosilicate glass - scratch & heat resistant Watercool HEATKILLER® Tube 150 D5 (30204) | Borosilicate Glass Tube, Tool-Free Bayonet Catch Lid, D5 Pump Support, Anti-Cyclone Inlay, Made in Germany **Brand:** watercool **Price:** € 283.61 **Availability:** ✅ In Stock ## Summary > 💧 Cool smarter, not harder — the HEATKILLER® Tube 150 D5 keeps your system chill and your style on point. ## Quick Answers - **What is this?** Watercool HEATKILLER® Tube 150 D5 (30204) | Borosilicate Glass Tube, Tool-Free Bayonet Catch Lid, D5 Pump Support, Anti-Cyclone Inlay, Made in Germany by watercool - **How much does it cost?** € 283.61 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/203555562-watercool-heatkiller-tube-150-d5-30204-borosilicate-glass-tube-tool) ## Best For - watercool enthusiasts ## Why This Product - Trusted watercool brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Premium Durability:** Crafted from borosilicate glass, offering unmatched scratch resistance and thermal stability for long-lasting performance. - • **Effortless Maintenance:** Large filling mouth with bayonet catch lid lets you refill your cooling system in seconds—no tools required. - • **Optimized Cooling Flow:** Streaming-optimized pump chamber adapter ensures maximum efficiency with D5 and DDC pumps. - • **Customizable Aesthetics:** Compatible with splash-safe LED strips hidden in the cage struts to elevate your rig’s visual game. - • **Versatile Mounting Options:** Includes multifunctional brackets and pedestals for seamless vertical or floor mounting in any build. ## Overview The Watercool HEATKILLER® Tube 150 D5 is a high-end modular reservoir featuring a 150mm borosilicate glass tube with 375ml capacity. Designed for easy tool-free refills via a bayonet catch lid, it offers superior chemical and thermal resistance. Its streaming-optimized pump chamber supports D5 and DDC pumps, while versatile mounting options and LED compatibility make it a premium choice for professional-grade water cooling setups. ## Description The HEATKILLER® Tube Series is a modular series of high end reservoirs with a glass tube made from borosilicate glass. It has some outstanding features which are listed here.Thanks to a large filling mouth and a bayonet catch lid the HEATKILLER® Tube Series reservoirs can be opened without any tools and is easy to fill. It has never been easier to re-fill a cooling medium.Borosilicate is a glass with very high chemical and thermic resistance. It is scratch-resistant and has very low heat expansion. These outstanding features make borosilicate an ideal material for reservoirs.In designing the HEATKILLER® Tube Series, we took great care not to waste any of the available volume. That makes the HEATKILLER® Tube Series reservoirs very low maintenance, because they need fewer re-fills.The pump adapter for D5 and DDC pumps comes with a streaming optimized pump chamber.Two different height pedestals are available for mounting the HEATKILLER@ Tube Series reservoir to the case floor or free-standing.A multifunctional bracket mount offers options for vertical montage. Several adapters are available. Some can be used to attach the reservoir to 120x120mm or 140x140mm cooler slots.HEATKILLER@ Tube Series reservoirs can be set in scene with LED illumination. We offer splash-safe LED strips in various colors. The strips are hidden in the struts of the reservoir cage.Technical dataMaterial cover: POMMaterial struts: black anodized aluminiumTube: borosilicate glassMaterial bottom: POMMaterial Inlay: stainless steelMeasurements (L x W x H): 70 x 70 x 253,4 mmTube length: 150mmTube diameter: 65mmCapacity: aprox. 375mlWeight: aprox. 790gSeal: NBR, VMQConnection thread: 2x G ¼ inch (DIN ISO 228-1)Scope of delivery:1x HEATKILLER® Tube 150 D51x manual Model: 30204 ## Features - The HeATKILLeR Tube Series is a modular series of high end reservoirs - Has a large filling mouth and a bayonet catch lid that can be opened without any tools and is easy to fill - Made with Borosilicate glass, which is scratch resistant and has very high chemical and thermic resistance - Material cover: POM - Measurements (L x W x H): 70 x 70 x 253.4 mm ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0791T8XW1 | | Best Sellers Rank | #1,317 in Water Cooling Systems | | Brand Name | Watercool | | Color | Clear | | Customer Reviews | 5.0 5.0 out of 5 stars (5) | | Included Components | 1x HEATKILLER® Tube 150 D5, 1x manual | | Item Dimensions L x W | 2.76"L x 2.76"W | | Item Length | 5.91 inches | | Item Weight | 2.1 pounds | | Manufacturer | Watercool | | Manufacturer Warranty Description | One year manufacturer | | Material Type | Borosilicate Glass | | Outside Diameter | 6.5 centimeters | | Unit Count | 1 Count | ## Product Details - **Brand:** Watercool - **Color:** Clear - **Item Length:** 5.91 inches - **Item Weight:** 2.1 pounds - **Manufacturer:** Watercool - **Material:** Borosilicate Glass - **Outside Diameter:** 6.5 centimeters - **Product Dimensions:** 2.76"L x 2.76"W - **Unit Count:** 1 Count ## Images ![Watercool HEATKILLER® Tube 150 D5 (30204) | Borosilicate Glass Tube, Tool-Free Bayonet Catch Lid, D5 Pump Support, Anti-Cyclone Inlay, Made in Germany - Image 1](https://m.media-amazon.com/images/I/51rxUaS1oSL.jpg) ## Frequently Bought Together - Watercool HEATKILLER Tube Reservoir, 150mm, D5 - Watercool HEATKILLER Tube Reservoir - MultiPort Top, 75mm - Watercool HEATKILLER Tube Reservoir Basic Mount --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/203555562-watercool-heatkiller-tube-150-d5-30204-borosilicate-glass-tube-tool](https://www.desertcart.hr/products/203555562-watercool-heatkiller-tube-150-d5-30204-borosilicate-glass-tube-tool) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-21*