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Utilities

Built for utility-grade projects.

We manufacture high-performance transformers and switchboards designed to meet the modern utility’s needs - grid resilience, efficiency, and compliance.

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Reliable & Scalable Grid Solutions

Resilient Engineering

Our transformers and switchboards are built to withstand extreme weather, surging demand, and evolving grid challenges to keep your grid stable and operational.

Faster Lead Times, Lower Risk

We’ve finetuned our supply chain to deliver critical equipment faster, reducing wait times and ensuring projects stay on track. No more costly delays due to backlogged components.

Compliance & Future-Proofing

From IEEE and ANSI standards to evolving sustainability mandates, our solutions help utilities stay ahead of regulations while preparing for a grid powered by renewables and electrification.

products

Transformers and switchboards for your utility projects.

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transformers

Transformers delivered faster

Giga offers a broad line of padmount, substation, polemount, and dry-type transformers both made-to-order and in stock inventory that meet applicable UL®, ANSI®, and IEEE® standards.

a padmount transformer in its enclosure

3-Phase Padmount Transformers

Three-phase pad-mounted transformers are designed to provide underground or throated power distribution to commercial and industrial loads.

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HV Substations

High-voltage liquid-filled substation transformers designed to deliver reliable, utility-scale distribution for major industrial facilities.

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MV Substations

Medium-voltage liquid-filled substation transformers built to power data centers, industrial complexes, and critical infrastructure.

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Modular Switchboards

UL 891 Switchboards

Manufactured in California, our line of UL 891 switchboards are highly customizable, modular power distribution solutions built & delivered in 8-12 weeks - all with voltage ratings up to 4000A 480V.

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Built in California, USA

Customizable Design

Fast Lead Times

Robust Warranty & Support

customer stories

Satisfied Customers Across the Country

Engineered power solutions for a public AI hyperscaler

“Giga's 7-week turnaround and custom engineering allowed us to scale up GPUs quickly.”

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Kept Satokie Mining on schedule

“Giga stepped up and delivered exactly when they said they would.”

Why choose us

Here for Utilities from drawings to delivery.

American Engineering

Manufacturing facility in Los Angeles, CA.

Testing & Approvals

High-quality production with rigorous testing.

Delivery & Support

Reliable logistics and ongoing customer support.

Customization & Lead Times

Tailored to project specifications without the wait.

Let’s build what’s next together.

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