Built in the U.S.A. — operating under an AS9100D-certified quality system and in conformance with IPC/WHMA-A-620 requirements.
Application-Specific Cable Assemblies
Start Your Cable Project TodaySTI-CO® is a U.S.-based manufacturer specializing in application-specific cable and harness assemblies for mission-critical applications.
With decades of expertise, we design and manufacture high-performance cable assemblies engineered for aerospace, defense, public safety, transportation, and commercial IoT sectors. Whether you are integrating new technology into existing systems, replacing cabling, or building something new, we can help design custom cables assemblies that meet your cable length, connector, and performance requirements.
Application-Specific Cable Design & Consulting
Kitting & Assembly Services
Custom Labeling & Traceability
Build-to-Print Manufacturing
Our Services
Our Cables and Connectors
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RF Cables
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Data Cables
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Power Cables
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Overmolded Cables
Tell Us About Your Cable Project
Get A Quote TodaySTI-CO® Coaxial Connectors and Their Frequency Ranges
| RF Connectors | Common Use |
|---|---|
| UHF | Mostly used in older communications systems or short-range radio applications. |
| F-Type | Common for cable television and satellite systems. |
| FME | Common in automotive, GPS, and mobile communications. |
| Mini UHF | Often found in mobile radios, radio transmitters, and small antennas. |
| BNC | Test equipment, video and low-frequency communications |
| SMB | Compact connector, used in wireless systems, GPS, and other low to medium frequency applications. |
| 7/16 DIN | Used for high-power, high-frequency communications, often in telecom and broadcasting. |
| MMCX | Used in compact, low-profile connections, often found in wireless devices like antennas and GPS |
| TNC | Similar to BNC, but with threaded coupling for improved performance. Common in military and aerospace. |
| N-Type | Often used for base station antennas, broadcast equipment, and high-power systems. |
| SMA | Used in RF communication, antennas, and Wi-Fi applications. |
| QMA | Used in RF communication, antennas, and Wi-Fi applications. |
Why Us
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Comprehensive Transmission Solutions
Coaxial, flexible and hard-line coax, data, power, and wire harnesses.
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Overmolded & Build-to-Print
Consulting and application-specific cable engineering built to your precise requirements.
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Quality Assurance
Certified to AS9100D and ISO 9001 quality standards, and in IPC/WHMA-A-620 conformance requireme — the gold standard for cable assembly workmanship.
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Traceability & Custom Labeling
Full traceability, serialized lot control, and custom labeling for streamlined inventory and identification.
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Advanced Manufacturing
Expanded, state-of-the-art facility with CNC capabilities for rapid prototyping and secure supply chain.
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CAGE
Code: 55408 -
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05-798-1748
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AS9100D
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334220, 423690, 423510, 541380
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SAM
Registered System for Award Management
Our Process:
From Design to Delivery
1. Design
Our engineering team specializes in creating application-specific cable solutions that meet your exact requirements.
- Build to customer-supplied prints
- Create new CAD prints per customer specifications
- Develop new designs created from sample cables
- Review existing designs for electrical compliance
2. Manufacturing
STI-CO®'s advanced manufacturing ensures precision, durability, and consistency at every step.
- Overmolded terminations for rugged assemblies
- Automated cable processing center
- Custom labeling and marking options
- Rapid prototyping with CNC support
3. Quality
STI-CO® ensures every assembly is built to the highest workmanship standards, in conformance with IPC/WHMA-A-620 requirements.
- Pull testing for strength and integrity
- Automated testing for harnesses
- Dielectric withstand (DW) testing
- Insulation resistance (IR) testing
Industries We Serve
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Military Cable Assemblies
From train control systems to onboard communications and power distribution, STI-CO® delivers high-reliability industrial cable assemblies that keep transit systems running safely and efficiently. Public transportation and rail applications demand rugged, high-performance assemblies that ensure safe, uninterrupted operation in the harshest environments. We specialize in application-specific cable and harness assemblies engineered to withstand constant vibration, extreme weather, and electrical interference while maintaining reliable connectivity. STI-CO® operates under a quality management system certified to AS9100D and ISO 9001, with assemblies built in conformance with IPC/WHMA-A-620. Our designs also meet EN45545 requirements for fire safety in rail systems.
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Transportation Cable Assemblies
From train control systems to onboard communications and power distribution, STI-CO® delivers high-reliability industrial cable assemblies that keep transit systems running safely and efficiently. Public transportation and rail systems require rugged, high-performance cable assemblies that ensure safe, uninterrupted operation in demanding environments. We specialize in custom-engineered cable and harness assemblies designed to withstand constant vibration, extreme weather, and electrical interference while maintaining reliable connectivity. We are ISO 9001:2015 certified and our connectors meet EN45545 standards.
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