Relay and Industrial Control Manufacturing
This U.S. industry comprises establishments primarily engaged in manufacturing relays, motor starters and controllers, and other industrial controls and control accessories. Cross-References. Establishments primarily engaged in--Show more
NAICS 335314 – Relay and Industrial Control Manufacturing covers the design, production, and assembly of electromechanical relays, programmable logic controllers (PLCs), industrial switches, timing devices, and other control systems used to automate and regulate machinery, power distribution, and process operations. These components are critical for mission-critical infrastructure, including defense systems, energy grid management, transportation control, and environmental monitoring applications.
Industry Spending Overview
Federal obligations, top contractors and agencies, and related industry codes for NAICS 335314.
AI Industry Description
NAICS 335314 – Relay and Industrial Control Manufacturing covers the design, production, and assembly of electromechanical relays, programmable logic controllers (PLCs), industrial switches, timing devices, and other control systems used to automate and regulate machinery, power distribution, and pr...
NAICS 335314 – Relay and Industrial Control Manufacturing covers the design, production, and assembly of electromechanical relays, programmable logic controllers (PLCs), industrial switches, timing devices, and other control systems used to automate and regulate machinery, power distribution, and process operations. These components are critical for mission-critical infrastructure, including defense systems, energy grid management, transportation control, and environmental monitoring applications. In government contracting, this NAICS supports the integration of ruggedized, high-reliability control hardware into military platforms, federal facility automation, and remote operational environments where precision and durability are non-negotiable. Products in this category often require compliance with MIL-STD specifications and must function reliably under extreme conditions, making them essential to national security and infrastructure resilience. Top contractors in this sector include POWER WEST ENGINEERING LLC and EVERSTONE INDUSTRIES LLC, both of which are small businesses specializing in custom industrial control assemblies and ruggedized relay systems tailored for federal applications. These firms compete in a niche but high-barrier market where engineering expertise, certification compliance, and supply chain traceability are decisive advantages over larger manufacturers. The Department of the Interior and the Department of Defense are the primary federal buyers, procuring these components for automated environmental sensing systems, remote facility power controls, and embedded control units in defense platforms. Demand is driven by modernization initiatives for aging infrastructure, battlefield automation, and energy resilience programs in remote installations. The competitive landscape is concentrated among specialized small businesses with deep domain knowledge in industrial automation and government-grade ruggedization. Opportunities exist for firms capable of delivering certified, low-volume, high-reliability control systems with rapid prototyping and qualification capabilities, particularly those aligned with DoD’s modernization priorities and Interior’s infrastructure resilience goals.
Top Contractors
Companies with the highest total award value under NAICS 335314, ranked by dollars won.
| Company | Total Awards | Contracts |
|---|---|---|
| GEMCAP COMPONENTS INC. | $9.6M | 115 |
| JO-KELL INC. | $8.1M | 155 |
| LEACH INTERNATIONAL CORP | $5.8M | 124 |
| ACE ELECTRONICS DEFENSE SYSTEMS, LLC | $4.0M | 3 |
| ACE ELECTRONICS DEFENSE SYSTEMS, LLC Aberdeen Proving Ground MD 21005 USA | $3.5M | 1 |
| KAMPI COMPONENTS CO INC | $3.4M | 62 |
| ECI DEFENSE GROUP, INC. | $2.8M | 50 |
| HC MERCHANDISERS, INC. | $2.6M | 26 |
| TE CONNECTIVITY CORPORATION | $2.4M | 13 |
| LESLIE CONTROLS, INC. | $2.2M | 5 |
Top Agencies
Federal agencies directing the most contract spending toward NAICS 335314.
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