Industrial automation manufacturers now expect far more than solid hardware and basic functionality before approving sourced products. Where performance specs once drove decisions, the focus has shifted to how quickly a solution can be fully validated for deployment. Modern automation platforms combine embedded software, network connectivity, and cybersecurity with interoperability across legacy systems, disciplined manufacturing test strategies, and long-term lifecycle support. To win approval, products must prove they can connect securely, integrate smoothly into existing environments, remain supportable for years, and deliver consistent, real-world reliability—not just perform well on the bench.

For industrial control/automation manufacturing OEMs (Original Equipment Manufacturers) that own the product roadmap, brand and customer outcomes, the strategic question has shifted: How do we assemble the fastest, most reliable delivery model for this full-stack, compliance-driven market?

The answer increasingly points to ODM (Original Design Manufacturer) partners that deliver architecture, engineering, industrialization, manufacturing and lifecycle support as a single integrated engine. This partnership leads to a fully holistic approach from VOC (voice of customer) to planning ahead for future variations.

The Full-Stack Imperative

Modern automation and control industrial products map into multiple interconnected layers where competitive wins and failures happen at the seams between layers:

• Field Layer: Sensors, I/O, actuators, safety devices
• Field Layer: Sensors, I/O, actuators, safety devices
• Control Layer: PLCs, motion/drives, safety controllers
• Network Layer: Industrial Ethernet, gateways, time synchronization
• Edge/IIoT Layer: Data acquisition, protocol translation, edge computing
• Lifecycle Layer: Remote service, patching, sustaining, obsolescence management

Unlike OEMs which typically do not have internal expertise in all these layers, an ODM partner can provide the necessary technology for a full-stack solution. The ODM can apply its resources to executing an integrated, coordinated project, reducing the risk of missing essential interconnections at the seams between layers.

Smart Automation Solutions as a Full-Stack Product

The development of automated and industrial controls extends well beyond electronics and mechanics, requiring tightly integrated full-stack systems engineered, validated and sustained as a unified whole.

Smart automation solutions demand complete system integration of full-stack products:

• Embedded systems, firmware and diagnostics
• Connectivity, identity and provisioning
• Update mechanisms and release discipline
• Cybersecurity by design
• Interoperability and conformance testing
• Manufacturing test automation and traceability
• Sustaining engineering over long lifecycles

Late-stage surprises rarely stem from bad ideas. They emerge from interface failures: incorrect timing assumptions, EMC impacts on communications, security controls that disrupt workflows and manufacturing tests that miss field failures.

With existing development projects in process, OEMs cannot simultaneously allocate a full set of resources to a new full-stack product. ODMs have that capability, and, as a result, avoid interface failures.

Operational Technology (OT) Cybersecurity: An Unavoidable Reality

Industrial automation and control products must incorporate OT cybersecurity frameworks. In addition, regulatory requirements impact design. The ISA/IEC 62443 standards address security for industrial automation across the product lifecycle. IEC 62443-4-1 defines secure development lifecycle requirements covering security design, implementation practices, verification procedures, patch management and end-of-life handling.

As automation systems grow increasingly interconnected through communication networks, such as DeviceNet, Profibus and industrial Ethernet, cybersecurity becomes critical infrastructure. Network-connected devices pose potential attack vectors and require security controls that preserve both functionality and serviceability.

Industrial controls and automation OEMs often lack cybersecurity expertise in their product design departments. Cybersecurity technology resides in the IT department, which is focused on network protection, not embedded product protection. Full-service ODMs integrate cybersecurity resources into their product development teams, ensuring products that are cyber-secure and compliant with applicable standards without extending project timelines.

Interoperability and Lifecycle Support: Essential Requirements

Most plants operate in brownfield environments. Products must coexist with legacy protocols, mixed vendors, uptime constraints and segmented networks. Interoperability has evolved from “nice-to-have” to “must-prove” for market success. ODMs with deep protocol expertise and conformance testing capabilities help OEMs demonstrate interoperability through repeatable validation approaches rather than post-deployment troubleshooting.

Industrial controls products often operate for 10-20 years in the field. Buyers increasingly evaluate:

• Controlled release processes ensuring stability
• Vulnerability response and patch cadence
• Component lifecycle planning and obsolescence strategy
• Consistent field diagnostics and service workflows

ODMs create parallel tracks rather than sequential workflows

Why ODMs Excel in Smart Automation Solutions

The compelling reason to partner with an ODM extends beyond contract manufacturing. Strong ODMs execute entire programs as coordinated systems, delivering architecture, engineering, validation, industrialization and lifecycle support services.

Speed Redefined as Time-to-Validation

In industrial controls, speed is no longer defined by how fast a prototype is built, but by how quickly a product can be validated, secured, integrated and sustained in real-world environments.

• Delivering validated architecture
• Stable firmware under actual conditions
• Cybersecurity built into the development lifecycle
• Interoperability testing with repeatable conformance approaches
• Manufacturing test coverage catching defects before field deployment
• Complete documentation and controlled change management

Capable ODMs create parallel tracks rather than sequential workflows, thereby shrinking critical paths and delivering value to engineering managers, executives and product managers. Fewer late surprises and redesign loops due to early integration of test strategy, EMC pre-work, and interface constraints benefit engineering managers. Executives have minimized schedule slips and expensive field escalations. Product managers can reuse platform designs to accelerate and simplify portfolio expansion.

Owning the Seams Reduces Risk

Because many failures occur at interfaces, ODMs responsible for system integration reduce handoff risks. ODMs avoid potential problems with firmware/hardware timing alignment, EMC/EMI impacts on communication stability, security controls that preserve serviceability and manufacturing testing focused on failure modes.

Manufacturing Reality Enters Design Early

ODMs with mature industrialization capabilities bring Design for Manufacturing (DFM), Design for Test (DFT) and automated test strategy into early design phases. These techniques reduce “design-it-twice” churn and accelerate the path to production.

Security-by-Design with Evidence

OT cybersecurity increasingly demands demonstrating mature practices. Anchoring security to frameworks like IEC 62443-4-1 and providing artifacts reduces risk and meets buyer expectations for proven security maturity.

Where ODMs Provide Maximum Value in Smart Automation Solutions

ODMs provide a full set of services that would burden an OEM by requiring additional expertise, engineering resources and training.

ODM’s offer:

• Multi-layer integration: Coordinating field/control/network/edge layers
• Cybersecurity and lifecycle maturity: Meeting compliance requirements through demonstrated practices
• Interoperability: Delivering conformance proof through repeatable testing
• Manufacturing test strategy: Creating differentiating traceability and quality systems
• Long lifecycle sustainment: Managing obsolescence planning across decades

Choosing the Right ODM Partner

Choosing the right ODM requires more than vendor comparison—it demands rigorous evaluation of proven capabilities across security, interoperability, manufacturability and long-term lifecycle execution.

Treat ODM selection as an evidence-based audit and anchor evaluation around:

• Secure product development lifecycle maturity (IEC 62443-4-1 aligned)
• Vulnerability response and patch processes
• Interoperability strategy and conformance testing capabilities
• Manufacturing test coverage and traceability
• Lifecycle sustaining model and obsolescence management
• Program governance: stage gates, responsible-accountable-consulted-informed (RACI) framework, change control, and escalation paths

Engineering managers need evidence of secure system development, verification plans, test coverage and release workflows. Product managers seek platform reuse and roadmap acceleration. Executives demand risk control through governance, decision rights and change management. The right ODM provides these services.

DENSO WAVE Performance: Examples in Smart Automation Solutions

The following examples demonstrate how DENSO WAVE used its expertise to help two OEMs. DENSO WAVE designed a product platform for one company and, building on the platform, developed a long-term relationship with the company. For the second company, DENSO WAVE accelerated the development cycle by incorporating automotive technology expertise.

Cost-Effective PLC Product Line Expansion

An industrial controls manufacturer needed a low-cost PLC product line that integrated seamlessly with its existing high-performance products. DENSO WAVE developed a high-reliability product line that met aggressive cost targets while maintaining integration requirements. The market responded dramatically. Sales grew significantly as customers deployed the PLCs in applications the OEM had not initially envisioned. This partnership has now spanned 40 years, with DENSO WAVE continuously developing new products for the company.

Compressed Development Cycle

A water heater manufacturer needed a moisture sensor but lacked internal expertise. Their engineering team projected an 8-12 month development timeline. DENSO WAVE brought automotive moisture sensor experience to the challenge and compressed the development cycle to just 10 weeks. This example demonstrates that custom development need not require lengthy timelines when an ODM applies its cross-industry expertise and proven development processes.

The Competitive Advantage Shift

Industrial control and automation technology are entering a phase where competitive advantage comes from validated, secure, interoperable, lifecycle-ready platforms — not just good hardware. As smart manufacturing investment rises and cybersecurity and interoperability standards continue to evolve, OEMs increasingly need ODMs to compress time-to-validation and reduce program risk while allowing internal teams to focus on differentiators that truly belong in-house.

The DENSO WAVE Advantage

DENSO WAVE combines automotive-grade quality systems, IEC 62443-4-1 certified secure development practices, comprehensive cybersecurity infrastructure and deep industrial communications expertise to deliver full-stack ODM capabilities. Through its $50 billion parent organization, DENSO WAVE provides supply chain resilience, advanced semiconductor design capabilities, scalable quality manufacturing and long-term lifecycle support spanning 40-50 year customer relationships. This integrated approach enables OEMs to achieve what isolated internal development cannot: dramatically compressed time-to-validation, demonstrated security maturity, proven interoperability and scalable production — all while maintaining focus on core differentiators and market leadership.

Contact DENSO WAVE today to explore how a strategic ODM partnership accelerates your smart automation product development while enhancing security, quality and market success.