Top 10 Dip Plug-in Welding Suppliers in New Zealand

Established in 1995, Kiwi Electronics Assembly Ltd. has grown from a small workshop to one of Auckland's most trusted names in dip plug-in welding. What sets them apart? A relentless focus on high precision dip soldering for PCBs and a team of certified technicians with an average of 15 years of experience.

Specializing in both low-volume prototypes and medium-scale production, they offer a full suite of services: wave soldering, manual dip soldering for delicate components, and mixed SMT/DIP assembly. Their 10,000 sq. ft. facility houses state-of-the-art wave soldering machines with nitrogen atmosphere capabilities, ensuring minimal oxidation and consistent joint quality—critical for aerospace and defense clients.

Certifications include ISO 9001:2015 and RoHS compliance, and they're proud to serve industries ranging from marine electronics to agricultural tech. "We treat every order like it's our own," says Sarah Chen, their operations manager. "Last year, a client needed a rush order for a medical device prototype—we turned it around in 48 hours without cutting corners on testing."

Unique perks? In-house component sourcing through their partnerships with global distributors, and a reliable dip welding OEM partner program for long-term clients, offering discounted rates and priority scheduling.

For businesses in the lower North Island, Wellington Through-Hole Solutions has been a go-to since 2003. Their claim to fame? A wave soldering pcb assembly service that's optimized for energy efficiency, reducing both costs and environmental impact.

Owner Mark Thompson, a former electronics engineer, founded the company to fill a gap in the market: affordable, high-quality dip soldering for small to medium enterprises (SMEs). Today, their facility features automated wave soldering lines with real-time process monitoring, allowing clients to track production via a secure online portal.

Industries served include consumer electronics, lighting, and renewable energy—they recently partnered with a local solar inverter manufacturer to streamline their dip soldering process, cutting lead times by 30%. They also offer value-added services like conformal coating and functional testing, making them a one-stop shop for businesses looking to outsource end-to-end assembly.

"Our secret is flexibility," Mark explains. "A client might need 50 prototype boards one month and 5,000 production units the next. We scale with them, no questions asked." Certifications include ISO 13485 (medical device standards) and RoHS, and they're currently working toward IPC-A-610 Class 3 certification for high-reliability applications.

Nestled in the heart of Christchurch's manufacturing district, Christchurch Circuit Works has built its reputation on dip plug-in and smt mixed assembly service . Since 2008, they've specialized in combining the precision of SMT with the durability of through-hole components, a skillset in high demand for industrial control panels and automotive sensors.

Their facility is a blend of tradition and technology: alongside automated wave soldering machines, they maintain a dedicated manual soldering station for components that require a human touch, such as heat-sensitive diodes or large capacitors. "Some parts just can't be rushed," says lead technician James Wilson. "Our team undergoes annual IPC J-STD-001 training to ensure every joint meets the highest standards."

Clients praise their attention to detail, especially in testing. After soldering, each PCB undergoes AOI (Automated Optical Inspection) and functional testing, with results shared via a digital report. They also offer component management support, helping clients track inventory and avoid shortages—a lifesaver for businesses with complex BOMs (Bill of Materials).

Industries served: Industrial automation, automotive, and HVAC. Certifications: ISO 9001, RoHS, and a recent addition of IPC-A-610 Class 2. Lead times average 5–7 business days for standard orders, with rush options available.

Hamilton Electronics Manufacturing (HEM) is all about speed without sacrifice. Founded in 2010, this family-owned business has carved a niche in fast delivery dip plug-in assembly , with lead times as short as 24 hours for emergency orders.

How do they do it? A lean production model, 24/7 operation for critical projects, and a strategic location near Hamilton Airport for quick shipping nationwide. Their core services include wave soldering, manual dip soldering, and post-soldering cleaning (aqueous and solvent-based options).

While speed is their calling card, quality isn't overlooked. HEM holds ISO 9001 certification and uses only ESD-safe workstations to protect sensitive components. They're particularly popular with startups and R&D teams, who often need rapid iterations of prototypes. "Last month, a robotics startup needed 100 boards for a trade show demo—we had them ready in 36 hours," says owner Lisa Patel.

Industries served: Robotics, IoT, and educational electronics. They also offer a "Prototype Express" package, including free design review and expedited testing, making them a favorite among innovators.

Tauranga Precision Soldering Services (TPSS) is the quiet achiever of New Zealand's dip welding scene. Since 1998, they've focused on niche markets that demand ultra-high precision, such as medical devices and aerospace components.

Their specialty? Micro-dip soldering for components with pitch sizes as small as 0.6mm, a skill that requires both advanced machinery and steady hands. "We invest heavily in training," says quality manager Raj Singh. "Our technicians are certified to IPC J-STD-001 Class 3, the highest standard for aerospace and medical applications."

TPSS also offers dip welding with functional testing , including thermal cycling and vibration testing to simulate real-world conditions. Their clients include a leading NZ medical device manufacturer, for whom they assemble PCBs for patient monitors.

Certifications: ISO 13485 (medical), AS9100 (aerospace), and RoHS. While their rates are premium, clients say the peace of mind is worth it: "When a product's reliability can save a life, you don't cut corners," notes one long-term customer.

Dunedin Dip & SMT Labs is a relative newcomer, founded in 2015, but they've quickly made a name for themselves with their focus on sustainability and component management software integration.

What's unique? They use cloud-based electronic component management systems to track inventory, reducing waste and ensuring clients only pay for the components they use. For businesses looking to minimize excess stock, this is a game-changer. "We once helped a client reduce component waste by 25% just by optimizing their BOM," says founder Emma Clarke.

Services include wave soldering, manual dip soldering, and mixed assembly, with a focus on low to medium volumes. Their facility runs on 100% renewable energy, and they recycle 95% of their manufacturing waste—appealing to eco-conscious clients in the renewable energy and consumer electronics sectors.

Certifications: ISO 9001 and RoHS, with plans to add ISO 14001 (environmental management) by 2026. Lead times are 7–10 business days, but they offer a "Green Rush" option for urgent orders, with a portion of the fee donated to local environmental charities.

Palmerston North PCB Solutions (PNPS) prides itself on being a reliable dip welding OEM partner for local manufacturers. Since 2001, they've focused on building long-term relationships, offering dedicated account managers and customized production plans.

Their sweet spot? Medium to high-volume production, with wave soldering lines capable of handling up to 5,000 PCBs per day. They also excel in turnkey solutions , handling everything from component sourcing (via partnerships with global distributors) to final assembly and shipping.

Clients include agricultural machinery manufacturers and industrial tool producers, who value PNPS's ability to scale production seasonally. "During harvest season, our farm equipment clients need 3x the usual PCBs—we adjust our shifts to meet demand," explains operations director Mike Johnson.

Certifications: ISO 9001 and RoHS. They also offer in-house testing, including ICT (In-Circuit Testing) and functional testing, ensuring boards are ready for integration straight out of the box.

Nelson Electronics Assembly Co. (NEAC) is a hidden gem on the South Island, specializing in dip plug-in assembly with component sourcing . For businesses that don't have the bandwidth to manage component procurement, NEAC acts as a one-stop shop, leveraging their global network to secure hard-to-find parts at competitive prices.

Founded in 2009, they've built relationships with suppliers in Asia, Europe, and the US, allowing them to source components with lead times as short as 48 hours for critical parts. "We once tracked down a obsolete microcontroller for a client's legacy industrial machine," says sourcing manager Tomás Mendez. "They thought they'd have to redesign the entire PCB—we saved them months of work."

Services include wave soldering, manual dip soldering, and conformal coating, with a focus on small to medium volumes. Industries served: Marine electronics, forestry equipment, and custom audio gear.

Certifications: ISO 9001 and RoHS. Their "No Surprises" pricing model is also a hit—quotes include all component costs and assembly, with no hidden fees.

Rotorua Tech Soldering Services is all about community. Founded in 2000 as a social enterprise, they train and employ local residents, many of whom have barriers to traditional employment, while delivering top-notch dip plug-in welding services.

Don't let their mission fool you—their quality is exceptional. They specialize in low volume dip plug-in assembly , making them ideal for startups, hobbyists, and educational institutions. Their services include manual dip soldering, simple wave soldering, and basic testing, with rates that are 15–20% lower than larger competitors.

"We believe everyone should have access to affordable electronics manufacturing," says CEO Maria Kahu. "A local high school robotics team used our services to build PCBs for their competition robot—and they won!"

Certifications: ISO 9001 (a rare achievement for a social enterprise of their size). They also offer free workshops for local schools, teaching students the basics of PCB assembly and soldering.

Rounding out our list is Queenstown Advanced Electronics (QAE), a boutique supplier focusing on high precision dip soldering for PCBs in the luxury and outdoor electronics markets. Since 2012, they've served clients making everything from high-end avalanche beacons to marine navigation systems for luxury yachts.

What sets them apart? A focus on custom solutions. Need a PCB that can withstand extreme temperatures (from -40°C to 85°C)? QAE has you covered. Their facility includes a climate-controlled testing chamber to simulate harsh environments, ensuring soldered joints hold up in the field.

They also offer dip plug-in welding service with optional conformal coating (acrylic or silicone) for added protection against moisture and corrosion—critical for outdoor electronics. "Our clients don't just want a PCB; they want a product that lasts in the mountains or on the open sea," says technical director Chris Wong.

Certifications: ISO 9001 and RoHS. While they're the smallest supplier on our list, their attention to custom detail makes them a favorite for niche, high-value projects.