CNC Machining Solutions forEnergy Storage & Power Equipment Components
Machined components for battery enclosures, conductive parts, thermal structures, module housings, and power equipment assemblies.
We machine battery pack structures, copper bus connections, thermal management base plates, mounting brackets, power module housings, and energy storage system hardware for grid-scale BESS, EV battery packs, and industrial UPS systems.
The manufacturing pain points our customers in this industry face most often — and how we address each one before it becomes a problem on your assembly line.
Structural Consistency for Pack and Module Integration
Battery pack and power module assemblies involve many machined components that must fit together correctly on the assembly line. Dimensional consistency across all parts — not just first articles — determines whether assembly is efficient or requires constant adjustment.
Thermal Interface Surface Flatness
Battery cell contact plates and thermal management base plates require flatness ≤0.02 mm to ensure uniform contact with TIM pads across the full cell array. Any flatness deviation creates hot spots that accelerate cell degradation and reduce pack service life.
Reliable Interfaces for Electrical Assemblies
Copper busbars and high-current connectors must be machined to precise profiles and hole positions for correct electrical contact area and consistent contact resistance across a pack assembly.
Stable Supply for Ongoing Equipment Programs
Energy storage projects involve ongoing production with consistent quality requirements. Suppliers must maintain dimensional consistency and delivery reliability from initial samples through multi-year production programs.
Battery pack structures, thermal management plates, copper bus connectors, power module housings, and BESS equipment parts for grid-scale and EV energy storage applications.
Specific machining, quality, and project support capabilities that match what this industry actually demands — not generic claims.
Cold Plate Internal Channel Capability
Serpentine and counter-flow internal cooling channels in aluminum cold plates are machined and pressure-tested in-house. Flatness-ground TIM contact surfaces ≤0.02 mm. Complete thermal management sub-assemblies delivered test-verified.
Copper Machining Without Compromise
PCD tooling and validated cutting parameters for C11000 copper — burr-free profiles, no surface smearing, consistent contact resistance. Silver and tin plating coordinated in-house with full plating thickness certificates.
Full Traceability Documentation
Material certs, process records, pressure test reports, and CoC for every batch — supporting energy storage system integrator qualification and IEC compliance documentation requirements.
Production Consistency for Long-Term Supply
Locked programs, SPC monitoring, and documented inspection plans maintain dimensional quality across multi-year production runs. You get the same quality in year 3 as in the first sample batch.
From your first drawing to stable production delivery — a clear process that keeps your development and production schedule on track.
Thermal and Electrical Requirement Review
We review component drawings alongside thermal and electrical performance requirements to confirm surface flatness, copper profile tolerances, and cooling channel geometry.
Quote with Process and Test Plan
Quote includes machining process, copper tooling specification, cold plate pressure test protocol, and plating specification — complete process plan.
First Article with Test Records
First parts delivered with CMM report, pressure test records (cold plates), plating thickness certificates (copper parts), and material certifications.
Stable Ongoing Production
Rolling production with SPC monitoring and periodic CMM sampling. Full traceability documentation on every delivery.
Material, machining process, and surface finish are coordinated at the quoting stage. Every combination below is validated on active customer programs.
A selection of completed projects from this industry. Every part was delivered with full CMM inspection report and material certification.
Grid-Scale BESS Module Frame
6061-T6 Al module retention frames for 280Ah LFP cell modules. ±0.01 mm cell locating features, black anodize. 500 frames/month for BESS integrator.
EV Battery Cold Plate Array
6063-T5 Al cold plates with serpentine internal channels. Flatness ≤0.02 mm TIM surface, 3 bar N₂ tested, anodize. 200 units/month for EV battery module OEM.
Copper Busbar Connection Set
C11000 copper busbars, PCD machined, silver plated 8 μm. Profile ±0.05 mm, hole position ±0.02 mm. Plating cert. 1000 sets for EV battery pack Tier 1.
Power Module Housing Set
6061-T6 Al power module housings for industrial UPS. ±0.01 mm board mounting features, chromate conversion. Full documentation for IEC 62619 supplier qualification.
Common questions from engineers and procurement teams in this industry. Can't find your answer? Ask us directly →
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Every enquiry includes a DFM review — tolerance feasibility, material confirmation, and process approach confirmed before production starts. MOQ 1 piece.