Comparing 12v and 24vdc Hydraulic Power Units: Which One to Choose?

When it comes to selecting hydraulic power units for your application, the decision between 12v and 24vdc systems is significant. Each voltage level has its own advantages and usage scenarios that make it better suited for particular applications. In this blog, we'll compare 12v vs 24vdc Hydraulic Power Units to help you understand which one might be the right choice for your needs.

Understanding 12v Hydraulic Power Units

12v hydraulic power units are known for their compact size and convenience, making them an ideal choice for mobile applications with limited space and power availability. They're particularly popular in the marine and automotive sectors, where they can often be found integrated into tail lifts, small cranes, and marine applications. The ability to operate these units with a standard battery makes them very versatile and accessible for many users.

The Advantages of 24vdc Hydraulic Power Units

24vdc hydraulic power units, while still being compact in size, tend to offer more power and efficiency, which makes them suitable for larger-scale operations. They are often utilized in industrial environments where the availability of a stable power supply can be ensured. 24vdc units are typically better suited for applications that require more robust power delivery, such as heavier lifting, more intensive operating cycles, or applications requiring a rapid response.

Performance Considerations

The performance of a hydraulic power unit is paramount, and voltage plays a key role in it. A 12v system may be sufficient for light-duty tasks, but it may struggle with more demanding operations. In contrast, 24vdc power units deliver stronger performance under load, maintaining efficiency even as the demand on the system increases. This can make a substantial difference in ensuring that your hydraulic applications run smoothly and without interruption.

Energy Consumption and Efficiency

Energy efficiency should not be overlooked when comparing these units. While 12v systems consume less power and are often seen as a cost-effective solution, 24vdc systems can be more energy-efficient overall due to their higher power and efficiency during operation. This can result in potentially lower operating costs over time, especially in industrial settings where these units are expected to perform at a high level consistently.

Durability and Maintenance

Durability and ease of maintenance are crucial factors to consider. Generally, both 12v and 24vdc power units are built to handle a tough cycle and have a long lifespan. They provide excellent service in demanding environments and are easy to replace or repair due to their ubiquity and small size. Ultimately, choosing a power unit with a voltage appropriate for the application's intensity will ensure a balance of durability and ease of maintenance.

Above: A common use for compact power packs is in lifting equipment, such as the scissor lift table in this image.

Installation and Integration

When installing a hydraulic power unit, the integration into the existing system or operation is another vital consideration. 12v units are typically easier to integrate into a wide range of environments due to their portability and the universality of 12v power sources. Meanwhile, 24vdc systems might require more planning regarding electrical infrastructure but can offer more reliability and efficiency for fixed installations.

Final Thoughts

Choosing between a 12v and a 24vdc hydraulic power unit comes down to the specific requirements of your application. For light-duty, mobile, or space-constrained applications, a 12v hydraulic power unit offers a great mix of portability and power. In contrast, 24vdc units shine in more demanding, industrial settings where performance and efficiency are priorities. Assess the needs of your project carefully and select the voltage that aligns with your operational demands.

You can view our range of Compact Hydraulic power packs here- or if space and weight constraints are more of an issue, see our Micro Hydraulic Power Packs with their lightweight central manifold. Both ranges are available with 12 volt and 24 volt DC power supplies.