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Hydraulic & Engineering Services

From breakdown repairs and fault finding to custom hydraulic solutions and ongoing support, Dewtec helps keep your equipment and operations moving.
Dewtec combines technical capability, responsive service and trusted industry partnerships to deliver reliable hydraulic and engineering solutions across a wide range of industries. Supported by leading global brands like Parker and long-standing partnerships with companies such as Snorkel, we continue to build strong relationships that help deliver proven solutions, quality components and dependable support for our customers.

Our Services


Hydraulic Cylinder Repairs

Repair of leaking and damaged hydraulic cylinders, including full strip, reseal and rebuild. We handle large cylinders in-house with full testing, supporting customers across Manawatu, Wairarapa, Whanganui and the Central Plateau.

24/7 ENZED Mobile Hose Repairs

ENZED mobile hose repair 24/7 call out backed by nearly 40 years of experience. Fully equipped service vehicles providing fast on-site hose repair across Manawatu, Wairarapa, Whanganui and the Central Plateau.

Hose & Fittings

In-house supply and assembly of hose and fittings for hydraulic and industrial applications. If it’s a hose, we supply it, build it and get it sorted properly.

Pneumatic Systems & Support

Supply, repair and support of pneumatic systems using trusted Parker Hannifin components. We diagnose and resolve air system faults across industrial applications.

Power Pack Design & Build

Design and build of hydraulic power packs from concept to finished product. We deliver diesel and electric systems for industrial and specialised applications across New Zealand.

Custom Hydraulic Systems

Design, build and installation of custom hydraulic systems, from retrofits and upgrades through to complete new applications.

Fabrication & Machining

Fabrication and machining services covering everything from small repairs to complete equipment manufacture. In-house capability supported by trusted partners to deliver jobs from start to finish.

Fault Finding & Diagnostics

Skilled hydraulic technicians providing on-site fault finding, repair and replacement to get systems diagnosed quickly and back up and running across Manawatu, Wairarapa, Whanganui and the Central Plateau.

Preventative Maintenance

Preventative maintenance programmes including inspections, filter changes and oil sampling to monitor hydraulic systems and reduce downtime.

EWP Certification & Inspection

CBIP certification, major inspections, servicing and repairs for EWP equipment. Backed by nearly 40 years’ experience, including manufacturing and Snorkel service agent support.

Crane & Hiab Servicing and Repair

Servicing, repair and inspection of cranes and Hiab equipment including Palfinger systems. Trained and experienced in fault finding through to PDI inspections.

High Performance & Motorsport Plumbing

High performance and motorsport plumbing backed by over 30 years’ experience. We don’t just supply it — we design, build and use these systems ourselves, so we know what works.

Get In Touch

Your Problem. Our Problem.

Whether it’s a hydraulic breakdown, custom system build, EWP inspection or technical fault finding, Dewtec is ready to help.