Introduction
The HD20R military magnetic pump is a high-safety leakproof transfer equipment developed exclusively for the military sector, functioning as a high-safety magnetic pump system and an explosion-proof sealless magnetic pump. Adopting a seal-free magnetic coupling structure, it completely eliminates the risk of medium leakage. Its overall explosion-proof design complies with strict military safety standards, enabling reliable operation in flammable, explosive and high-risk working environments.
The reinforced pump body features excellent tightness, seismic resistance and operational stability to adapt to complex and harsh military working conditions. The precisely optimized internal flow channels ensure smooth delivery, low noise and ultra-low failure rate, supporting long-term non-stop operation. With an integrated modular design, this HD20R explosion proof sealless magnetic pump boasts a compact structure and high protection class, allowing easy disassembly, inspection and maintenance. Widely used for military fluid delivery, hazardous medium transfer and process liquid supply in explosion-proof workshops, it is the optimal choice for fluid transmission in military and high-risk explosion-prone environments thanks to its outstanding safety, explosion resistance, leakproof performance and high reliability.
Product Structural Schematic

Technical Parameter
|
Model |
Tube interface |
Spiral interfaceR-M RX-MRZ-M |
Max.Capacity (L/min) |
Max.Head (m) |
Specificweight |
Motor |
Weight (kg) |
|||
|
Inlet (mm) |
Outlet (mm) |
Inlet/Outlet |
Coupling Dimensions (mm) |
50Hz/60Hz |
50Hz/60Hz |
Out put(w) 50Hz/60Hz |
Phase |
|||
|
HD20R |
18 |
18 |
G3/4 |
16 |
27/32 |
3.1/4.3 |
1.1 |
20/20 |
1 |
1.9 |
Performance Curve


Key Advantages
1. Intrinsic Safety and Military-grade Explosion Protection
Built to military explosion-proof standards and fitted with a sealless magnetic drive structure, the HD20R military magnetic pump has no shaft seal leakage and generates no electric sparks. It operates safely for long periods in flammable, explosive and high-risk environments.
2. High-strength Anti-seismic and Anti-impact Structure
The fully reinforced pump body features superior seismic and impact resistance. It adapts to harsh conditions including field and mobile operations, delivering stable performance with low failure risks.
3. Fully Sealed Zero-leakage Design
Adopting an integrated enclosed structure and high safety magnetic pump system, it thoroughly stops medium leakage and volatilization. It provides reliable protection for hazardous fluids and meets stringent sealing and environmental requirements for military applications.
4. Low Noise & Stable Continuous Operation
The finely optimized internal hydraulic structure ensures low noise, minimal vibration and extremely low failure rate. It supports round-the-clock non-stop operation to keep production running steadily.
5. High-protection Modular Design for Easy Maintenance
Combining high protection rating with integrated modular layout, the pump features a compact structure. Simple disassembly and inspection greatly reduce maintenance difficulty and costs in the long run.
Typical Applications
● Field Mobile Hazardous Fuel Conveying
Featuring super seismic and impact resistance, the HD20R military magnetic pump withstands jolts and vibrations during vehicle mobile transportation, prevents electric spark leakage when conveying flammable and explosive fuel, and adapts to mobile delivery without fixed bases in the field.
● Closed Underground Military Chemical Transfer
Supported by a high safety magnetic pump system and an integrated fully sealed structure, it realizes zero leakage and zero volatilization of hazardous chemicals, and avoids safety accidents caused by toxic gas accumulation in closed spaces.
● Low-noise Continuous Medium Conveyance in Cabinets
Optimized with hydraulic noise reduction design, this explosion proof sealless magnetic pump delivers low vibration and low noise performance. It meets silent operation requirements inside naval vessels and military cabins, and supports 24-hour uninterrupted liquid supply in closed cabins.
Dimension(mm)

|
Model |
W |
H |
L |
a |
b |
c |
h |
e |
f |
g |
i |
|
HD20R |
85 |
115 |
211 |
30 |
50 |
68 |
56 |
38.5 |
28.5 |
106 |
4-5.5*10 |
FAQ
Q: Can routine maintenance be completed quickly in a confined space?
A: Yes. Adopting a military-grade integrated quick-detachable modular structure, the HD20R requires no disassembly of inlet and outlet pipelines or professional tools. Suitable for cramped working scenarios such as ship cabins and underground closed passages, a single operator can inspect and replace wearable parts including impellers, isolation sleeves and magnetic assemblies within 30 minutes, finishing routine maintenance without interrupting continuous fluid delivery.
Q: Will leakage and volatilization of volatile fluids delivered in closed spaces cause equipment corrosion and environmental pollution?
A: No. As an explosion proof sealless magnetic pump, the HD20R adopts integrated fully enclosed magnetic coupling transmission with no leakage gaps of traditional shaft seals, which thoroughly blocks outward leakage of volatile media. Its closed internal circulation cavity prevents volatile gas escape, so it will neither corrode external pump brackets and surrounding electrical control equipment nor cause toxic gas accumulation and environmental pollution, complying with environmental protection and anti-corrosion standards for military closed spaces.
Q: Where to buy the HD20R military magnetic pump?
A: You may contact our sales team via the email juicy@sxhono.com.cn to obtain product specifications, quotations and selection recommendations. If you have special application requirements, we can also provide you with customized fluid transfer solutions.
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