2024–2025
NEMA 4 stainless-steel enclosures, each a complete field communications node: a managed industrial switch, cellular router, battery backup and antenna. They are built, tested and labeled in repeat batches for an OEM supplying a utility's grid network.
Scale: Well over 100 cabinets across multiple releases (2024–2026).
build-to-print · NEMA 4 stainless · repeat production · testing
2025
Engineering and supply for a city electric utility's substation relay/SCADA improvement:
rack-mounted 3-position test switches
panel-mount test and knife-type rotary switches
surge protection for shielded Ethernet
fusing
a complete engraved nameplate and tag package
public-sector bid · substation · documentation · labeling
2025–2026
Compact 24 V circuit-breaker alarm panels for a generator dealer's field installations, with drawings reworked to as-built detail by our CAD designer; follow-on termination panels in aluminum NEMA 4X.
generator controls · NEMA 4X · drawings
2025–2026
Transfer-switch panels, dual-breaker boxes and NEMA 3R breaker enclosures, supplied as assembled, tested units.
power distribution · UL 508A · OEM supply
Power-factor correction and harmonic-filter panels are also built in-house. Learn more at fixkvar.com.
More case studies: panel-shop work on grossmfg.com and engineering projects on grossengineering.com. Have a project in mind? Contact us.