Injection Molding Machine Repair & Maintenance Specialists

Downtime is expensive, especially when you’re running high-value injection molding equipment. DPSS provides expert repair, maintenance, and technical support for injection molding machines and auxiliary plastics equipment across North America. With deep electrical and hydraulic troubleshooting experience, we help manufacturers quickly identify problems, restore production, and prevent repeat failures.

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Our Services

DPSS provides comprehensive service for injection molding machines and supporting plastics equipment, including:

  • Injection molding machine repair and troubleshooting

  • Blow molding machine repair and troubleshooting

  • Electrical and hydraulic diagnostics

  • Preventative maintenance programs

  • Retrofits and controller upgrades

  • Servo pump system upgrades

  • Service for legacy and out-of-support equipment

  • Auxiliary equipment repair, including robots, dryers, loaders, grinders, chillers, and thermolators

  • On-site startup and training for all aspects of injection molding

Whether addressing an urgent issue or supporting long-term maintenance planning, we work alongside your team to reduce downtime and extend the life of your equipment.

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Who We Are

DPSS was established in 2008 to provide specialized service to the injection molding industry. Built on OEM-level experience, including extensive work with Engel machines, DPSS delivers knowledgeable, hands-on technical support grounded in real-world field expertise.

In addition to Engel equipment, we service a wide range of leading injection molding machine manufacturers, including HPM, Van Dorn, JSW, Haitian, and Krauss Maffei. Our experience spans both current-production and legacy machines, including equipment that may no longer be supported by the original manufacturer.

We work directly with plant managers, maintenance managers, and production teams throughout the United States, Canada, and Mexico. Our approach is straightforward: respond quickly, troubleshoot accurately, and work with integrity to keep your facility running.

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Why Manufacturers Choose DPSS

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OEM-Level Experience

We have an extensive background servicing major injection molding equipment brands, including specialized experience with Engel machines.

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Service for Legacy & Out-of-Support Equipment

We support machines that manufacturers may no longer service, helping you maintain and modernize valuable assets.

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Advanced Electrical & Hydraulic Troubleshooting

We have deep technical expertise in diagnosing complex system issues. We don’t just replace parts.

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Root Cause Analysis

We identify why your problem occurred and help you prevent it from happening again.

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Training & Knowledge Sharing

We work directly with your maintenance personnel, providing practical instruction on troubleshooting, electrical and hydraulic systems, and preventative maintenance best practices.

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North American Coverage

We are based in the Midwest and serve manufacturers across the U.S., Canada, and Mexico.

Request Service

If your injection molding equipment needs repair, maintenance, or technical support, DPSS is ready to help. Contact us today to schedule service or speak directly with a specialist.

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