Looking Beyond the Dpofirs PC Water Cooling Reservoir? 6 Alternatives Worth a Look

How Alternatives Compare to Dpofirs

Alphacool Eisdecke D5 Plexi Pump Top

The Alphacool Eisdecke D5 Plexi Pump Top replaces the standalone reservoir function with a direct pump mount. You get clear acrylic visibility similar to the Dpofirs, but the design is optimized for D5 pumps rather than holding extra coolant volume. It measures 3.15 inches square and weighs 0.44 kilograms. This option suits builders who want to save space by combining the pump and reservoir top. You lose the separate water capacity of the Dpofirs cylinder. However, you gain a compact solution that integrates the pump directly. It is a practical choice for loops where the pump top also serves as the fill point. The material remains acrylic for visibility, maintaining the aesthetic you might expect from the original.

Watercool HEATKILLER IV Basic AM4 CPU Block

The Watercool HEATKILLER IV Basic AM4 CPU Block shifts focus from coolant storage to direct CPU cooling. It is designed for AMD AM4 sockets, making it incompatible with the Dpofirs reservoir role entirely. The block features a clear acrylic top for visual appeal, matching the Dpofirs style. It measures 5.51 inches in length and weighs 0.31 kilograms. You should pick this if you need to cool an older AMD processor in a custom loop. It does not hold water like a reservoir. Instead, it transfers heat from the CPU to your loop fluid. The clear design allows you to see the coolant flow over the cold plate. This is a specialized component for a specific motherboard socket, unlike the universal reservoir.

Watercool HEATKILLER IV PRO Acrylic AMD Water Block

The Watercool HEATKILLER IV PRO Acrylic AMD Water Block targets AMD AM5 platforms, offering support for newer processors. Like the Basic version, it is a CPU block, not a reservoir. It features an acrylic top and a copper base for heat transfer. The dimensions are 5.51 inches long and 4.33 inches wide. It weighs 10.9 ounces. You would choose this over the Dpofirs if your priority is cooling a modern AMD CPU rather than storing coolant. It lacks the water volume of the Dpofirs cylinder. The clear acrylic top maintains the visual style of the original product. This block is essential for AM5 builds. It does not connect to tubing as a reservoir would. It mounts directly to the CPU socket to manage thermal output.

Alphacool Aurora Acryl X4 RAM Water Block

The Alphacool Aurora Acryl X4 RAM Water Block cools memory modules instead of storing coolant. It is made of acrylic and features black coloring. The block measures 6.3 inches in length and weighs 5.28 ounces. It is designed for compatible Alphacool D-RAM modules. You should select this if you need to cool RAM in your custom loop. It offers no reservoir capacity like the Dpofirs. The acrylic material allows you to see the coolant flow through the block. It includes digital RGB lighting for aesthetic customization. This is a specialized component for memory cooling. It does not replace the function of a reservoir. It adds cooling performance to your RAM sticks while maintaining a clear visual style.

Phanteks Glacier R220C Acrylic Reservoir

The Phanteks Glacier R220C Acrylic Reservoir provides 200ml of coolant capacity, significantly more than the Dpofirs 150mm cylinder. It is designed for DDC pumps and features digital RGB lighting. The reservoir measures 8.66 inches in length and weighs no listed amount. You should pick this if you need a larger coolant volume and integrated lighting. It offers better pump compatibility for DDC units compared to the Dpofirs. The acrylic construction maintains clear visibility. The RGB lighting adds aesthetic control that the Dpofirs lacks. This reservoir is larger and more feature-rich. It suits builders who want a dedicated DDC mount with enhanced visual effects. It is a premium option for loops requiring specific pump integration.

Alphacool Eisball D5 Reservoir and Pump Top

The Alphacool Eisball D5 Reservoir and Pump Top offers a unique spherical design with 700ml of capacity. It is made of acrylic and plexi with digital RGB lighting. The sphere measures 5.04 inches in width and height. It weighs 1.42 pounds. You should choose this if you want a distinct visual style and high coolant volume. It supports D5 pumps, unlike the Dpofirs which is a standalone reservoir. The RGB lighting provides aesthetic customization. The large capacity holds more coolant than the Dpofirs cylinder. It combines the reservoir and pump top into one unit. This is ideal for builders prioritizing visual impact and D5 compatibility. It offers a different form factor while maintaining clear coolant visibility.

Quick picks

Our 7 picks

1 Best overall

Dpofirs 150mm Acrylic Reservoir

Best for: Simple custom loops needing clear coolant visibility

Material

Acrylic, Engineering Plastic

Thread Size

G1/4"

Weight

0.35 ounces

View on Amazon: Dpofirs 150mm Acrylic Reservoir Affiliate link

The Dpofirs 150mm reservoir uses a transparent acrylic cylinder to hold coolant. It features a 45mm diameter tube for efficient heat dissipation. The unit relies on a strong glue seal for leak prevention. It connects via advanced 1/4 thread fittings. This design suits users who want a simple, clear view of their loop fluid without complex electronics.

Pros

• 150mm transparent acrylic cylinder
• 45mm diameter tube for faster cooling
• Strong glue seal for leak prevention
• Advanced 1/4 thread connections

Cons

• No integrated pump included
• No LED lighting or RGB features
• Plastic construction may feel less premium than metal

Good fit if

• You need a basic reservoir for a custom loop
• You want clear visibility of coolant flow
• You prefer simple mechanical fittings over electronic controls

Skip if

• You require an all-in-one pump and reservoir combo
• You want built-in RGB lighting effects
• You need a metal build for durability

Verdict: Dpofirs 150mm Acrylic Reservoir fits builders who prioritize clear coolant visibility and simple, reliable fittings over integrated pumps or lighting.

2 Best budget

Alphacool Eisdecke D5 Plexi Pump Top

Best for: D5 pump mounting with clear visibility

Material

Plexi

Thread Size

G1/4"

Radiator Size

40mm

Pump Compatibility

D5

Coolant Color

Clear

Dimensions

3.15 × 3.15 × 1.57 inches

View on Amazon: Alphacool Eisdecke D5 Plexi Pump Top Affiliate link

This is an acrylic pump top designed for D5 pumps. It includes stands and five G1/4 ports for tubing connections. Three plugs are provided to seal unused ports. The clear plexi material lets you see fluid levels. It fits users who want a reliable, transparent mounting solution for their loop without extra electronics.

Pros

• Five G1/4 ports for flexible tubing routing
• Clear acrylic material shows fluid levels
• Includes three G1/4 plugs for unused ports
• Comes with integrated stands for easy installation

Cons

• Pump is not included in the package
• No RGB lighting or electronic features
• Limited to D5 pump compatibility only

Good fit if

• You are building a custom loop with a D5 pump
• You prefer clear acrylic to monitor coolant levels
• You need multiple G1/4 ports for complex tubing layouts

Skip if

• You are using a pump that does not fit this top
• You want built-in RGB lighting effects
• You need a reservoir with a large fluid capacity

Verdict: Alphacool D5 Pump Top V.3 is a straightforward mounting solution for D5 pumps. It suits builders who prioritize clear visibility and multiple connection points over electronic features.

3 Also great

Watercool HEATKILLER IV Basic AM4 CPU Block

Best for: AMD AM4 custom loop builders

Socket Compatibility

AMD AM4, AM5

Material

Acrylic, Copper

Thread Size

G1/4

Dimensions

5.51 × 4.33 × 1.97 inches

Weight

0.31 kilograms

View on Amazon: Watercool HEATKILLER IV Basic AM4 CPU Block Affiliate link

The Watercool HEATKILLER IV Basic is a CPU water block built for AMD AM4 sockets. It uses a clear acrylic top and features a revised internal structure with finer micro fins to increase the contact surface for the coolant. The block measures 5.51 by 4.33 by 1.97 inches and weighs 0.31 kilograms. This design aims for higher flow performance and better heat dissipation for compatible processors.

Pros

• Compatible with AMD AM4 sockets
• Clear acrylic top for visibility
• Revised cooling structure with micro fins
• Higher flow performance design

Cons

• Limited to AM4 socket compatibility
• Acrylic top may scratch over time
• No included pump or reservoir

Good fit if

• You are building an AMD AM4 loop
• You prefer a clear top for aesthetics
• You want a dedicated CPU block only

Skip if

• You use an Intel socket
• You need an AM5 compatible block
• You want an all-in-one pump top

Verdict: Watercool HEATKILLER IV Basic AM4 fits users who need a dedicated cooling solution for older AMD platforms. It offers clear aesthetics and improved flow dynamics for those building custom loops on AM4 motherboards.

4 Best premium

Watercool HEATKILLER IV PRO Acrylic AMD Water Block

Best for: AMD AM5 CPU cooling

Material

Copper

Socket Compatibility

AM4, AM5

Dimensions

5.51 × 4.33 × 1.97 inches

Weight

10.9 ounces

View on Amazon: Watercool HEATKILLER IV PRO Acrylic AMD Water Block Affiliate link

This Watercool block supports AM5 and AM4 sockets. It features a copper base and acrylic top. The design improves flow with larger jet structures. You get better fitting compatibility for 16/10 and 19/13 tubes. It aims for lower temperatures than previous models. This unit suits users needing broad AMD socket support.

Pros

• Supports AM4 and AM5 sockets
• Copper base with acrylic top
• Compatible with 16/10 and 19/13 fittings
• High flow design with integrated jets

Cons

• Acrylic top may scratch over time
• No included pump or reservoir
• Larger footprint than standard blocks

Good fit if

• You use an AMD AM5 processor
• You prefer copper cold plates
• You need broad socket compatibility

Skip if

• You require integrated RGB lighting
• You need a pump top combo
• You use Intel sockets only

Verdict: Watercool HEATKILLER IV PRO AM5 fits AMD builders who want a reliable copper base. It supports AM5 and offers good tube compatibility. It lacks integrated lighting or pumps.

5 Also great

Alphacool Aurora Acryl X4 RAM Water Block

Best for: Users with compatible Alphacool D-RAM modules

Lighting

ARGB

Material

Nickel-plated copper

Dimensions

6.3 × 2.76 × 1.57 inches

Weight

5.28 ounces

View on Amazon: Alphacool Aurora Acryl X4 RAM Water Block Affiliate link

This Alphacool water block cools four DIMMs using a 4 mm thick nickel-plated copper base. It features a flush-mounted digital RGB LED strip for lighting. The acrylic top measures 128 x 45 x 19 mm and weighs 5.28 ounces. It pairs with specific Alphacool D-RAM modules for optimal fit. You should choose this if you want a compact, visually cohesive cooling solution for your memory.

Pros

• 4 mm thick nickel-plated copper base for heat transfer
• Digital RGB LED strip embedded flush into the side
• Compact dimensions of 128 x 45 x 19 mm
• Acrylic top construction in black finish

Cons

• Requires specific Alphacool D-RAM modules for installation
• No mention of software control for the RGB lighting
• Limited to cooling four DIMM slots

Good fit if

• You own compatible Alphacool D-RAM modules
• You want RGB lighting that matches other Aurora products
• You need a low-profile block for tight cases

Skip if

• You do not have the required Alphacool D-RAM modules
• You need to cool more than four DIMMs
• You prefer a universal fit without specific module requirements

Verdict: Alphacool Aurora Acryl X4 D-RAM Block is a specialized cooling solution for users with compatible Alphacool modules who value integrated digital RGB lighting and a compact footprint.

6 Best ddc

Phanteks Glacier R220C Acrylic Reservoir

Best for: DDC pump loops with RGB sync needs

Lighting

Digital-RGB

Material

Acrylic

Reservoir Capacity

200 ml

Pump Compatibility

DDC

Dimensions

3.15 × 8.66 × 1.34 inches

View on Amazon: Phanteks Glacier R220C Acrylic Reservoir Affiliate link

This 200ml acrylic reservoir is designed for DDC pumps. It features a transparent backplate and integrated digital-RGB lighting. You can mount it vertically or horizontally. The design includes an inner tube to reduce air bubbles. It supports 3-pin digital-RGB headers for synchronization. This unit suits builders who prioritize clean loop aesthetics and specific pump compatibility.

Pros

• 200ml capacity for ample coolant volume
• Compatible with DDC pumps
• Integrated digital-RGB lighting
• Vertical or horizontal mounting options
• Inner tube design minimizes air bubbles

Cons

• Limited to 3-pin digital-RGB synchronization
• Pump not included in the package
• Requires compatible Phanteks case or motherboard header

Good fit if

• You are building a loop with a DDC pump
• You want vertical or horizontal mounting flexibility
• You prefer transparent acrylic with integrated lighting

Skip if

• You are using a D5 pump
• You need 5V addressable RGB support
• You want a complete kit with the pump included

Verdict: Phanteks Glacier R220C 200ml DDC Reservoir fits users who need a dedicated DDC mount with clean RGB sync. It is a solid choice for custom loops where pump type and mounting orientation are fixed requirements.

7 Also great

Alphacool Eisball D5 Reservoir and Pump Top

Best for: D5 pump users wanting a round look

Lighting

Digital RGB

Material

Transparent nylon

Reservoir Capacity

700 ml

Pump Compatibility

D5

Dimensions

4.63 × 5.04 × 5.04 inches

Weight

1.42 pounds

View on Amazon: Alphacool Eisball D5 Reservoir and Pump Top Affiliate link

The Alphacool Eisball is a 700 ml ball reservoir with a D5 pump top. It uses transparent nylon and acetal for the pump holder. Digital RGB lighting adds visual flair. The unit measures 117.51 x 128 x 128 mm. It suits builders who want a spherical look. You get a reliable D5 mount. The design fits standard D5 pumps. This is a solid choice for custom loops.

Pros

• 700 ml transparent nylon capacity
• Integrated D5 pump top
• Digital RGB lighting
• Acetal pump holder material

Cons

• Pump not included
• Spherical shape requires more space
• No app control mentioned

Good fit if

• You use a D5 pump
• You want a round reservoir
• You prefer digital RGB

Skip if

• You need a pump included
• You have limited case space
• You want square reservoirs

Verdict: Alphacool Eisball 700ml Reservoir offers a unique spherical design with a D5 pump top. It fits builders who prioritize visual style and standard D5 compatibility.

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