Manufacturing Services

Expert Control and Power Box Contract Manufacturing

Specialists in NPI, Control/Power Box, Cable/Wire and Energy Storage Box manufacturing services for the Silicon Valley and beyond.

Welcome to Bentek, a trusted contract manufacturer of control and power boxes located in the heart of Silicon Valley for over 35 years. We are proud to build products and provide NPI (New Product Introduction) services for both start-ups and leading industry titans.

As specialists in “build to spec” and “build to print” manufacturing services, we have expertise in creating complex control and power distribution boxes. In addition, we also build wire harnesses and through-hole PCBAs (Printed Circuit Board Assemblies).

At Bentek, we understand the importance of a successful product launch and offer complete First Time Build DFX (Design for Excellence) and documentation review and vetting to ensure that ramping up to production volume goes smoothly.

Over the years, we have developed systems and processes to optimize our service level and minimize the risk of production delays and uncertainty. Our goal is to achieve and maintain best-in-class manufacturing services.

At Bentek, we are committed to providing our clients with exceptional quality products and services. Contact us to learn more about how we can help bring your products to life.

Contract Manufacturing Services – Video

Custom Contract Manufacturing Services

Bentek’s Contract Manufacturing Division provides comprehensive manufacturing services for power/control boxes, supporting customers from the early stages of NPI to volume production. Our expertise, experience, and commitment to quality make us a reliable partner for custom power box solutions.

Bentek semiconductor market

Our Core Capabilities

Bentek’s Contract Manufacturing Division specializes in the NPI and volume manufacturing of power/control boxes and related sub-assemblies for various industries. We have expertise in helping our customers complete DFX improvements and make each assembly design ready for production ramp. Manufacturing operations include producing complex power/control systems, energy storage units, wire harnesses, and through-hole PCBAs. Bentek’s recently upgraded Material Requirements Planning (MRP) system and lean manufacturing processes support a flexible high-mix and medium to high volume power box production.

One of Bentek’s core strengths lies in their New Product Introduction (NPI) and DFX (Design for Excellence) services, particularly in power boxes. With over 35 years of contract manufacturing experience and DFX work on thousands of power box designs, Bentek’s team has extensive knowledge in handling different design and build challenges. Our NPI process includes power box design, documentation development and review, as well as Build-to-Print (BTP) requirements. We ensure accuracy in product documentation and create detailed build instructions to meet Copy Exact (CE!) requirements. All deliverables are approved by the customer to optimize the quality and efficiency of volume production.

Bentek also offers design services, leveraging their experience as a premier provider of power box solutions. Our skilled team enables us to be responsive, flexible, and accountable to customer needs. By employing best-in-class manufacturing processes, Bentek delivers a wide range of complex power box products with guaranteed quality, on-time delivery, and optimal pricing.

Bentek design services
  • Assembly & Volume Production

    Ready to meet your equipment needs, we’re the specialists in custom cable and wire harness assembly. Our state-of-the-art manufacturing tools and processes can meet needs from low to high volume (e.g. >25,000/year). Learn more about our volume production and cable/wire harness assembly services.

Level up your manufacturing with a Control/Box or Cable/Harness RFQ today!

Production Ramp Ready Process

Prototype to Turnkey Volume Production

Early NPI

Extension of customer’s staff:

  • Create or optimize design for low cost, high reliability, safety & manufacturability using extensive DFX experience gained over years in the business
  • BOM creation (review and/or completion as needed)
  • UL 508A design review

Pre-build Doc Review

Documentation package review and completion:

  • BOM vetting (Optimize for low cost, lead-time, accuracy)
  • Assembly drawings (Red-lines provided if needed)
  • Schematics (Red-lines provided if needed)
  • Torque sheets (Bentek will create if missing, red-line if needed)
  • Test procedures (Bentek will create if missing, red-line if needed)
  • Workmanship specs (Will use customers if provided or Bentek’s if not)
  • SOE/OMS (Sequence of Events or Operations Methods Sheet will be created for any product having volume production demand)

Control Build, Customer Accepts

Control build of first units:

  • Built in NPI lab
  • Detailed documentation review
  • Customer source inspection/ confirmation of red-line changes
  • Final document red-lines submitted to customer


Smooth transition from prototype to volume:

  • Supply chain vetted & optimal suppliers established
  • Customer demand forecast provided
  • Order lead-time minimized and required safety stock plans for critical gating items established
  • Production RFQ competed & final production quotation provided to customer
  • Purchase order, delivery schedule committed

Highest Quality Standards

Bentek Certifications

Never Complacent, Always Compliant.

We are proud to hold the following certifications:

  • ISO 9001:2015 certification
  • UL508A team and facility certified
  • NRTL listed with conformance to UL STD. 1741, UL STD. 1699B
  • NRTL certificated to CSA 22.2 STD. No. 107.1; CSA C22 STD 14 and CSA C22. STD 31 for reference to 1000VDC; CSA M-07; 2013
  • OHSAS 45001:2018 certification – Occupational Health and Safety Management