The SIP ISBD15/500 500ltr Industrial Electric Compressor is a powerful belt-driven workhorse compressor built for hard-wearing durability and designed for consistently high performance, plus superior compressed air production perfect for a large range of demanding industrial applications. Large interstage coolers provide high-quality, cooler air with reduced moisture and better pump temperature control. Meanwhile, an industrial-grade 3-phase motor ensures heavy-duty operation at all times, as do the long-stroke cast iron cylinders. Each ISBD15/500 Industrial Electric Compressor comes with an SIP 10-Year Anti-Corrosion Receiver Warranty as standard for added peace-of-mind.   Oil-lubricated belt-driven compressor with 400v 3-PHASE motor Heavy-duty smooth V-Twin pump for optimum efficiency and performance Large interstage coolers for high-quality, cooler air, reduced moisture and pump temperature control Long-stroke cast iron cylinders for slower running and increased pump life Rob