For a system that requires 55.0 L/min, I recommend selecting a magnetic gear pump by confirming more than the nominal flow rate. The pump must also match the required differential pressure, fluid properties, temperature, motor speed, connection standard, and duty cycle. In practical terms, 55.0 L/min equals approximately 0.917 L/s or 55,000 mL/min, so the application should be evaluated as a continuous fluid-transfer requirement rather than by the word “micro” alone.
At Suofu, I help B2B buyers convert this flow requirement into a complete pump specification before quotation. Our role is to clarify operating conditions, review material compatibility, and identify a miniature magnetic gear pump configuration that can be evaluated against the actual system. The information below provides a structured way to make that decision without relying on an unverified catalog assumption.
This guide is intended for engineers, OEM purchasing teams, system integrators, distributors, and maintenance buyers sourcing a 55.0 L/min micro magnetic gear pump. It is especially useful when the pump will be integrated into a compact dosing, circulation, cooling, chemical-transfer, lubrication, or process-fluid system. The guide also helps buyers compare suppliers that may use different definitions of “micro,” “magnetic,” or “high flow.”
I recommend using this guide during the early design and RFQ stages. It can help your team separate confirmed requirements from assumptions and identify which specifications must be validated by the pump manufacturer. For final selection, the supplier should review the complete fluid and system data because a flow-only selection cannot establish suitability.
The stated 55.0 L/min should be identified as either the desired operating flow, the maximum flow, or the minimum guaranteed flow. These are not interchangeable. A pump may show a nominal or maximum capacity under a particular pressure, speed, viscosity, and temperature, while the actual installed flow may be lower.
I advise buyers to define the expected operating point as flow plus differential pressure. If the system needs 55.0 L/min at a specified pressure, that point should be checked against the manufacturer’s performance data. If the application has variable demand, provide the full operating range instead of only the highest value.
Gear pumps are positive-displacement pumps, so their flow is closely related to displacement and rotational speed. However, pressure affects motor load, internal leakage, temperature rise, and the achievable operating point. Without a confirmed pressure requirement, a supplier cannot responsibly determine the motor, magnetic coupling, bearing arrangement, or housing configuration.
For the RFQ, identify suction conditions, discharge pressure, static head, pipe length, fittings, filters, valves, and any back-pressure control. These details allow the supplier to distinguish between a free-flow requirement and a real system duty. I also recommend stating whether the pump must operate continuously or intermittently.
A magnetic gear pump transfers torque from the motor through a magnetic coupling rather than using a conventional direct shaft penetration into the wet section. This arrangement can reduce the need for a dynamic shaft seal and may help separate the motor area from the pumped fluid. The actual containment design still needs to be confirmed, because performance depends on the housing, isolation shell, bearings, magnets, gears, and fluid properties.
Micro magnetic gear pumps may be supplied with different drive options, port orientations, mounting patterns, and control methods. Depending on the application, the motor may be selected for fixed-speed operation, variable-speed control, or integration with a machine controller. I recommend treating the pump and motor as one operating package when checking the 55.0 L/min duty.
Material selection should be based on the fluid’s chemical composition, concentration, temperature, viscosity, abrasiveness, and cleanliness. Common engineering choices may include stainless steel, engineered plastics, ceramic components, or other specialized materials, but availability and compatibility must be verified for the specific model. A material that is suitable for water may not be suitable for solvents, aggressive chemicals, or abrasive process media.
For each wetted component, ask the supplier to identify the proposed material. This should include the pump body, gears, isolation shell, bearings, shaft-related components, and any sealing or static gasket materials. If the fluid contains particles, provide the particle size and concentration because small clearances in gear pumps can be sensitive to contamination.
A 55.0 L/min micro magnetic gear pump may be considered for compact fluid-transfer systems where controlled positive-displacement delivery and fluid isolation are valuable. Potential application categories include industrial cooling loops, chemical circulation, process skids, lubrication systems, printing equipment, analytical equipment, and OEM machinery. These examples describe possible use cases, not a guarantee that one pump configuration is suitable for every application.
For low-viscosity fluids, internal clearances and operating speed can influence volumetric efficiency and heat generation. For higher-viscosity fluids, motor torque, startup load, suction performance, and allowable speed become more important. For shear-sensitive or temperature-sensitive fluids, the buyer should request application-specific guidance rather than selecting the pump only from the stated capacity.
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Record the exact fluid name, concentration, viscosity, specific gravity, temperature range, vapor pressure if relevant, and solids content. If the fluid is a mixture, provide its composition rather than using a general description such as “chemical liquid.” This information forms the basis for wetted-material and operating-speed review.
State the target flow of 55.0 L/min and the required discharge pressure at that flow. Add suction lift, inlet pressure, pipe size, approximate line length, elevation difference, and restrictions such as filters or flow meters. Also specify whether the pump will run continuously, on a timed cycle, or with frequent starts and stops.
Confirm the available power supply, motor type, enclosure requirements, speed-control method, and installation environment. A variable-speed drive may help adjust flow, but the permissible speed range and motor compatibility must be validated by the supplier. If the pump is installed near sensitive electronics or instrumentation, request information about the proposed motor and mounting arrangement.
Ask for a performance curve, test condition, or written operating-point confirmation that corresponds to your fluid and pressure. The supplier should explain whether the quoted 55.0 L/min is a rated operating value, a theoretical displacement value, or a maximum observed value. I also suggest checking the required design margin; for example, some engineering teams may specify a 10% flow allowance, but the appropriate margin depends on system control and process requirements.
Specify inlet and outlet connection sizes, thread or flange standards, mounting dimensions, cable requirements, rotation direction if applicable, and access constraints. Confirm whether the pump can be serviced, whether replacement parts are available, and what inspection interval is recommended. For an OEM project, request dimensional drawings and interface documentation before finalizing the equipment layout.
| Selection Area | Information to Confirm |
|---|---|
| Flow | 55.0 L/min operating target, minimum flow, maximum flow, and control range |
| Pressure | Differential pressure at the required flow and any relief or bypass arrangement |
| Fluid | Viscosity, temperature, chemical composition, concentration, and particle content |
| Construction | Wetted materials, magnetic coupling design, bearing materials, and static sealing method |
| Integration | Motor, power supply, ports, mounting, controls, dimensions, and delivery requirements |
This checklist is also useful when comparing quotations from multiple suppliers. A quotation that lists only flow and motor power may not provide enough evidence for a reliable engineering decision. I recommend asking each supplier to respond to the same five selection areas so that the comparison is based on equivalent information.
The first common mistake is treating 55.0 L/min as a standalone specification. The second is comparing pumps by maximum flow while ignoring the pressure at which that flow is achieved. The third is failing to disclose viscosity, temperature, or chemical concentration until after the pump has been ordered.
Another mistake is assuming magnetic coupling automatically means zero maintenance or universal leak prevention. The containment design, materials, bearings, operating limits, and installation conditions still affect reliability. Buyers should also avoid specifying a pump that is significantly oversized without checking controllability, motor loading, minimum stable flow, and process response.
Pricing for a 55.0 L/min micro magnetic gear pump can vary with materials, motor selection, control requirements, port configuration, packaging, and customization. Minimum order quantity may differ between a standard model, an OEM configuration, and a fully customized assembly. For accurate commercial evaluation, provide the expected annual volume, prototype quantity, delivery destination, and required documentation.
Lead time should be confirmed after the technical configuration is defined. Standard components may follow a different schedule from custom wetted materials, special motors, or revised mounting interfaces. I recommend requesting a quotation that separates one-time engineering costs, sample pricing, production pricing, spare parts, and estimated production lead time.
Suofu supports B2B buyers in evaluating miniature magnetic gear pump requirements for OEM equipment, industrial systems, and fluid-handling projects. We can review the target flow, operating pressure, fluid characteristics, installation constraints, motor requirements, and expected purchasing volume before recommending a configuration for technical assessment. Our approach is to clarify what can be confirmed from standard data and what requires application-specific validation.
When you contact us, please include the required flow of 55.0 L/min, pressure at that flow, fluid name and viscosity, temperature range, power supply, connection details, duty cycle, and estimated quantity. Drawings, process diagrams, or photographs of the installation area can also help us identify interface and space constraints. Based on this information, we can discuss available product options, material suitability, customization scope, and the documents needed for your internal approval.
The right 55.0 L/min micro magnetic gear pump is not selected from flow rate alone. I recommend confirming the complete operating point, fluid compatibility, pressure, temperature, motor and control requirements, connection details, and duty cycle before comparing price or lead time. This process reduces the risk of choosing a pump that reaches 55.0 L/min only under conditions that do not match your system.
Your next step is to prepare a concise application specification and send it to Suofu for review. We can then evaluate whether a standard miniature magnetic gear pump configuration is appropriate or whether material, drive, port, or control customization should be considered. With the operating data confirmed in advance, your purchasing team can make a clearer supplier comparison and move toward a technically defensible quotation.
Contact us to discuss your requirements of 55.0L/Min Micro Magnetic Gear Pump. Our experienced sales team can help you identify the options that best suit your needs.