Diaphragm Pump 12V DC

HAMI HM-4000 12V pump with 40 LPM flow, 450 PSI pressure and 9–14V operating range. Japan technology with 5.0A current specification. The HAMI HM-4000 is a 12V battery-operated pump designed for applications requiring controlled fluid transfer with high flow and pressure capability. Developed with Japan technology, this model operates on a nominal 12V supply and supports an operating voltage range of 9–14V. It draws 5.0A and delivers a flow rate of up to 40 liters per minute. The pump is specified with a maximum pressure of 450 PSI (30.9 BAR cutoff), making it suitable for applications where higher pressure operation is required. Its electrical operating system allows it to be used with a compatible 12V power source. The HM-4000 is intended for users who need a compact powered pump for suitable fluid-transfer applications, while the manufacturer's safety warning must be followed regarding flammable fluids and explosive environments. Main Features HAMI HM-4000 model Technology of Japan 12V nominal operating voltage Operating voltage range of 9–14V 5.0A current consumption Flow rate of up to 40 LPM Pressure rating of 450 PSI 30.9 BAR cutoff pressure Battery-operated electrical design Suitable for applications requiring powered fluid transfer Compact pump format for use with a compatible power supply Specifications Specification Details Brand HAMI Model HM-4000 Technology Japan Technology Product Type Battery Operated Pump Nominal Voltage 12V Operating Voltage 9–14V Current 5.0A Flow Rate 40 LPM Pressure 450 PSI Cutoff Pressure 30.9 BAR Power Source Battery / 12V Electrical Supply Where Can You Use It? The HAMI HM-4000 can be considered for suitable pumping and fluid-transfer applications where its 12V electrical operation, 40 LPM flow rate and 450 PSI pressure specification match the requirements of the equipment. Potential use should always be based on the type of fluid, operating conditions and the manufacturer's recommendations. Before connecting the pump to any system, confirm that the fluid and application are approved for this particular model. How to Use the Product Check the pump, electrical connections and associated equipment before operation. Confirm that the intended application is compatible with the HM-4000 specifications. Make sure the power source provides the required 9–14V operating range. Connect the pump to the appropriate 12V electrical supply according to the manufacturer's instructions. Ensure all fluid connections are properly fitted before starting. Start the pump and monitor the operation during fluid transfer. Keep the pump within its specified operating conditions. Switch off the power supply after completing the pumping operation. Important: The product information supplied does not provide a complete installation or operating manual. Follow the manufacturer's instructions for the actual installation and application. Important Safety Precautions WARNING Do not pump flammable fluids. Do not use the pump in an explosive environment. Keep the pump away from open flames, sparks and other ignition sources. Use the pump only for fluids approved by the manufacturer. Check electrical connections before operation. Do not operate the pump outside the specified 9–14V voltage range. Inspect the pump and connections for visible damage before use. Stop operation if abnormal leakage, noise or other unsafe conditions are observed. Follow the manufacturer's safety instructions for installation and operation. Maintenance Proper inspection and routine care should be carried out according to the manufacturer's instructions. Check electrical connections regularly. Inspect fluid connections for leakage or damage. Keep the pump clean and free from accumulated dirt or fluid residue. Examine hoses and associated fittings before operation. Do not continue using the pump if any component shows signs of damage. Store the pump appropriately when it is not in use. Follow the manufacturer's recommended maintenance procedure for internal components. Why Use the HAMI HM-4000? The HAMI HM-4000 is designed for users who require a 12V powered pump with a 40 LPM flow rate. Its nominal 12V operation makes it suitable for systems using a compatible battery or electrical supply within the specified 9–14V range. A key specification of this model is its 450 PSI pressure rating with a 30.9 BAR cutoff. This provides users with clear operating parameters when selecting the pump for a compatible application. The 5.0A current specification also helps users determine whether their available 12V power source is appropriate for the pump. As with any powered pumping equipment, the intended fluid and working environment should be checked carefully before installation. Frequently Asked Questions What is the model number of this pump? The model number is HAMI HM-4000. What voltage does the HAMI HM-4000 use? It has a 12V nominal voltage and an operating range of 9–14V. What is the current consumption? The specified current is 5.0A. What is the flow rate of the HM-4000? The specified flow rate is 40 LPM, or 40 liters per minute. What is the pressure rating? The pump is specified at 450 PSI, with a 30.9 BAR cutoff. Can this pump be used for flammable fluids? No. The manufacturer specifically warns: "Do not Pump Flammable Fluids." Can the pump be used in an explosive environment? No. The manufacturer's warning states not to use the pump in an explosive environment. What power source is required? The pump is designed for 12V nominal operation, with a specified operating range of 9–14V. Final Product Summary The HAMI HM-4000 is a Japan-technology battery-operated pump designed for applications requiring 12V electrical operation and controlled fluid transfer. It operates at a nominal 12V, supports 9–14V, and has a specified current of 5.0A. The pump provides a flow rate of 40 LPM and is rated at 450 PSI, with a 30.9 BAR cutoff. These specifications make it important to match the pump with a compatible application and power source. For safe operation, users must follow the manufacturer's warning: do not pump flammable fluids and do not use the pump in an explosive environment.