Electrical Wire & Cable
Excel Connection
5415 S 9th St, Milwaukee, WI 53221, United States · Manufacturing companies in Milwaukee
- Manufacturer
- Founded 1987
- ISO 9001:2015, IPC/WHMA-A-620
About Excel Connection
Founded in 1987 in Milwaukee, Wisconsin, Excel Connection Inc. operates a 30,000-square-foot manufacturing facility on South 9th Street with room to expand by an additional 30,000 square feet. The company has served customers nationwide for nearly four decades, building a reputation for custom wire and cable solutions. The company produces lead wires, wire harnesses, cable assemblies, ribbon cables, coaxial cables, fiber-optic cables, power cables, heavy-gauge cables up to 777 MCM, and electro-mechanical panel assemblies. Its automated equipment handles wire cutting, stripping, crimping, soldering, marking, braiding, loom installation, MIL-spec protective coatings, ultrasonic splicing, epoxy potting, and high-voltage (HIPOT) and pull-force testing up to 1,000 pounds. Value-added services include material kitting, vendor-managed inventory programs, prototyping, and same-day service on select orders. Excel Connection serves diverse industries, with explicit experience in alternative energy and medical manufacturing. Its customer base ranges from OEMs requiring high-volume simple lead wires to clients needing low-quantity, complex harness assemblies for industrial and commercial applications. The company emphasizes fast, on-time delivery, quick turnaround times, and engineering support as key differentiators. Its quality system is certified to ISO 9001:2015, and personnel are trained to IPC/WHMA-A-620 standards for both RoHS-compliant and lead-based soldering. Bilingual support in English and Spanish further extends its national and international reach.
Manufacturing capabilities
Core processes
Finishing & coating
Inspection & quality
Industries served
- Alternative Energy
- Medical Manufacturing
Equipment
- Automated wire processing machinery (strips, terminates, solders)
- Induction soldering equipment
- HIPOT testing equipment
- Braiding equipment
- Circuit testing on assembly boards
- Cable cutting and crimping tools (up to 777 MCM)
- 15,000 lb. and 6,000 lb. forklifts
- Automated crimp monitoring presses
- Hydraulic crimpers with pre-pull and post-pull testing
- Custom hydraulic equipment for cutting, crimping, pull testing up to 777 MCM
- State-of-the-art automated wire and cable cutting equipment
Company details
- Location
- Milwaukee, Wisconsin
- Company type
- Manufacturer
- Founded
- 1987
- Languages
- English, Spanish
- Certifications
- ISO 9001:2015, IPC/WHMA-A-620
- Listed under
Frequently asked questions
Where is Excel Connection located?
Excel Connection is located at 5415 S 9th St, Milwaukee, WI 53221, United States.
What does Excel Connection do?
Excel Connection is listed under Electrical Wire & Cable, and its listed capabilities and products include Cable assembly, Wire harness assembly, Electro-mechanical assembly, Heavy gauge cable processing (up to 777 MCM), Wire cutting and stripping (24 gauge to 777 MCM) and Wire marking (inkjet printing, Brady labels, heat shrink ID).
What industries does Excel Connection serve?
Excel Connection lists Alternative Energy and Medical Manufacturing among the industries it serves.
What certifications does Excel Connection have?
Certifications on file for Excel Connection: ISO 9001:2015 and IPC/WHMA-A-620.
When was Excel Connection founded?
Excel Connection was founded in 1987.
How do I request a quote from Excel Connection?
Use the Request a quote button on this page to send Excel Connection your requirements through FirmsLedger, or call (414) 769-9080 and visit excelconn.com.
What companies are similar to Excel Connection?
Other Electrical Wire & Cable companies in Wisconsin listed on FirmsLedger include Rhino Wire Works, LLC, Cable Components Inc and Wire Specialists Inc.