for complex geometries
on milled features
available on prototypes
process ready
CNC Machined EV Battery Enclosures for EV Teams
EV teams in Madison need battery enclosures that are sealed, thermally managed, and precisely machined. We machine aluminum and stainless battery trays, module housings, and cooling plates with tight sealing surface tolerances. CMM inspection on every order.
EV-Grade Materials
Aluminum 6061/7075 and 316L stainless with material certs.
Sealing Precision
±0.0005" on o-ring grooves and sealing flanges.
QC Docs
CMM inspection reports on every EV battery component order.
Wisconsin's Capital City Blends R&D Innovation with Auto Supply
Madison's automotive contributions flow through the University of Wisconsin's engine-research and materials-science programs, Epic Systems' fleet-management technology, and a precision machining base shaped by the medical-device and semiconductor industries. Sub-Zero/Wolf's manufacturing excellence and the region's tool-and-die shops create transferable skills that serve automotive drivetrain and EV-component machining programs.
RivCut gives Madison automotive teams fast-turn CNC machining, prototype-to-production scalability, and the tight tolerances your R&D and Tier 2 programs demand.
Sub-Zero Group
Precision manufacturing excellence with machining crossover to automotive
University of Wisconsin
Engine research and materials science programs feeding automotive innovation
Epic Systems
Fleet management technology and campus manufacturing in Verona
What Madison Automotive Teams Usually Order
| Typical quantity | 5–25 prototypes · 50–500 pre-production |
|---|---|
| Common materials | Aluminum 7075-T6 |
| Key requirement | PPAP-ready documentation: dimensional layout, material certs, process flow |
| Typical lead time | 5–10 business days for prototypes, 10–20 for production |
| Who orders | Product engineers and buyers at OEMs and Tier 1 suppliers |
EV Battery Parts for Madison Teams
Battery trays, module housings, cooling plates, and bus bar brackets machined to print.
Battery Trays
Aluminum battery pack trays with precise module locating features, sealing flanges, and cooling port connections.
Al 6061Module Housings
Aluminum and stainless battery module housings with precise cell locating pockets and bus bar provisions.
Precision pocketsCooling Plates
Aluminum cooling plates with precision-machined internal channels and port connections for liquid thermal management.
Liquid coolingBus Bar Brackets
Aluminum and stainless bus bar mounting brackets with precise bolt patterns and electrical clearance features.
Electrical clearanceCell Spacers
Precision aluminum and plastic cell spacers for battery module assembly. Consistent stack height.
Tight stack heightHV Connector Housings
Aluminum high-voltage connector housing flanges with precise bore and sealing groove features.
HV rated12 Enclosures. 8 Days. Seal-Ready Fits.
A Madison EV team needed battery module enclosures with precise O-ring grooves for IP67 sealing, threaded inserts for cover bolts, and hard anodize for corrosion resistance. Teams near companies like Sub-Zero Group trust this kind of precision and documentation rigor.
Every unit shipped with full documentation:
- CMM dimensional report — O-ring groove and bolt pattern verified
- Material cert with heat lot traceability
- Anodize process cert with thickness verification
- Dimensional layout per customer specification
What Madison Automotive Buyers Should Know
Madison's medical-device machining expertise delivers tighter tolerances than typical auto-supply shops
leverage this for precision EV motor housings and sensor brackets.
University of Wisconsin materials research drives innovation in lightweight alloys
look for local shops experienced in machining advanced aluminum and magnesium alloys.
Madison's higher cost of living versus Milwaukee or Rockford means slightly higher shop rates
compare total program cost including quality and tolerance capability.
When Your Local Shop Can't Keep Up
When production runs fill your local shop's queue, prototypes sit. We give you fixed lead times, instant quoting, and PPAP-ready documentation — every time. Madison's automotive sector demands it.
Documentation-Ready
Dimensional reports, material certs, and process records ship with every order — no chasing paperwork after delivery.
Full Material Traceability
Every bar ships with mill certs and heat lot numbers. Full chain of custody from raw stock to finished part.
CMM Inspection, Every Part
NIST-traceable CMM verification on every critical dimension before anything ships. No sampling — we inspect every part.
5–7 Day Prototype Turnaround
Most first articles ship in under a week. Rush available for simpler geometries. Confirmed ship date at order.
Need our full quality documentation? Email us — we'll send everything your team needs.
From File to Part in 3 Steps
Simple, clear, and designed for fast-moving teams.
Upload & Quote
Upload your STEP or IGES file, select material and finish, and get an instant AI price. Every quote includes a free DFM review.
We Machine & Inspect
Parts run on our CNC mills and lathes with CMM inspection on every order. We verify every critical dimension before shipping.
Ship with Full Docs
Your order ships with dimensional reports, material certs, and full paperwork — everything your quality team needs.
Questions from Madison Automotive Teams
Automotive CNC Machining in Other Cities
We serve automotive teams in cities across the US.
Upload Your CAD File
EV Battery Enclosures, structural brackets, housings, and more — we machine them all. Most orders ship in 5 to 7 business days.
No minimums · 100% Made in USA · Never brokered · Ships anywhere in the US
Currently accepting new projects