Solutions

Substations & Power Distribution

Transformers, prefabricated substations and switchgear for grid and industrial power delivery.

High-voltage electrical substation at dusk with transformers, busbars and overhead conductors silhouetted against the sky — the transformation and distribution backbone Entogo supplies as coordinated, factory-tested packages

Overview

Entogo supplies the transformation and distribution backbone for utility, industrial and large-load projects — distribution and power transformers, prefabricated substations, and medium- and low-voltage switchgear — engineered and factory-tested as coordinated packages for faster energisation.

The substation is where modern power projects now bottleneck. As large loads — data centres above all — outpace available grid capacity, the constraint has shifted from the building to the substation and the interconnection queue. Entogo supplies the transformation and distribution backbone that sits at that chokepoint: distribution and power transformers, prefabricated and modular substations, and medium- and low-voltage switchgear.

The advantage of sourcing this backbone as coordinated, factory-tested packages is predictability. Prefabricated and modular substations are built and verified as a unit, compressing on-site civil and assembly work and shortening the path from delivery to energisation. Transformers and switchgear specified together surface interface issues in the factory rather than during commissioning.

One supplier across the chain

Because Entogo’s portfolio runs the full chain — power and distribution transformers, prefabricated substations, medium-voltage metal-enclosed and ring-main switchgear, and low-voltage distribution — a utility, EPC or large-load developer can source transformation through final distribution from a single coordinated supplier, with quality supervision, factory testing and shipment preparation behind every package.

System

What the solution brings together

Distribution & power transformers

Oil-immersed and dry-type transformers, from pad-mounted distribution units to power-class ratings for industrial and utility loads.

Prefabricated substations

Factory-built modular and box-type substations that compress on-site civil and assembly work and shorten energisation timelines.

Medium-voltage switchgear

Metal-enclosed and ring-main switchgear for safe, reliable medium-voltage switching, protection and feeder distribution.

Low-voltage distribution

Low-voltage switchgear and distribution assemblies for final power distribution within facilities and large loads.

Coordinated packages

Transformation, switching and distribution specified together as one system, reducing interface risk and surprises on site.

Factory test & delivery

Quality supervision, factory testing and shipment preparation so equipment arrives verified and ready to install.

Delivery

From specification to lifecycle service

Every solution is delivered through the same engineering-to-service model that stands behind more than 1,200 delivered projects.

  1. Product selection & configuration

    Technical consultation, equipment specification, project-based product matching and optimized system configuration.

  2. Electrical design support

    Engineering assistance for power distribution, transformation, grid connection, energy storage, EV charging and microgrid applications.

  3. Manufacturing coordination

    Production planning, supplier coordination, quality supervision, factory testing and delivery management.

  4. System integration

    Integrated equipment packages assembled and validated as one system before shipment.

  5. Project delivery support

    Shipment preparation, installation coordination, commissioning support, technical documentation and after-sales service.

  6. Lifecycle service

    Ongoing technical support, maintenance coordination, spare-parts supply, product upgrades and long-term service.

Projects delivered

1,200+

Manufacturing base

20,000 m²

Standard lead time

12 wks

Industry experience

15+ yrs

Products

Equipment in this solution

Entogo metal-clad medium-voltage switchgear with drawout vacuum circuit breakers

Distribution

Metal-Clad Switchgear (Drawout MV)

Metal-clad medium-voltage switchgear with drawout vacuum circuit breakers for 5/15/27/38 kV class systems, 60 Hz — compartmentalized, insulated-bus construction up to 4000 A and 50 kA, with optional arc-resistant rating. Designed to ANSI/IEEE C37.20.2; UL/CSA certifiable.

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Entogo three-phase pad-mounted distribution transformer, dead-front, NEMA 3R enclosure

Power Equipment

Three-Phase Pad-Mounted Distribution Transformer

Three-phase pad-mounted distribution transformer for North-American utility, commercial and industrial service — 75–2500 kVA, 12.47–34.5 kV class primary to 480Y/277 or 208Y/120 secondary, dead-front loop/radial-feed, NEMA 3R. Designed to IEEE C57.12.34 and DOE 10 CFR 431; UL/CSA certifiable.

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Entogo 36 kV outdoor compact unit substation for renewables and industrial sites

Power Equipment

36 kV Outdoor Compact Unit Substation

A factory-assembled outdoor unit substation — incoming 34.5 / 35 kV switchgear, liquid-filled step-up or step-down transformer (1,000 – 10,000 kVA) and a low-voltage section in one weather-tight enclosure — for solar PV, wind, and industrial interconnection. Built to IEEE C37.121, ANSI C57.12.34 and IEC 62271-202.

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Entogo dead-front low-voltage switchboard, UL 891 type

Distribution

Low-Voltage Switchboard (UL 891)

A dead-front low-voltage switchboard for ≤ 600 V, 60 Hz service-entrance and distribution — up to 6000 A and 200 kA, with group-mounted molded-case or insulated-case breakers, for commercial, institutional and industrial buildings. Designed to UL 891; UL (cULus) / CSA certifiable.

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Entogo amorphous-core high-efficiency dry-type transformer

Power Equipment

Amorphous-Core Dry-Type Transformer (High-Efficiency)

A high-efficiency amorphous-metal-core dry-type transformer with very low no-load loss, low noise and low partial discharge — 30–2500 kVA, medium voltage to 35 kV class stepping to 480/208 V, fire-safe. Designed to UL 1562, CSA C9/C802.2 and DOE 10 CFR 431; UL/CSA certifiable.

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Entogo pad-mounted ring main unit load-break switchgear, dead-front

Distribution

Pad-Mounted Switchgear (Ring Main Unit)

Pad-mounted load-break switchgear (ring main unit) for underground medium-voltage distribution — 15/25/38 kV class, 200/600 A, dead-front, with SF6 or SF6-free fault-interrupting ways for utility loops, campuses and data centers, 60 Hz. Designed to IEC 62271-200 and ANSI C57.12.28; UL/CSA certifiable.

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FAQ

Common questions

What does a prefabricated substation provide?
A prefabricated or modular substation is factory-built and tested as a unit, integrating transformation, switching and distribution. It compresses on-site civil and assembly work and shortens the time from delivery to energisation compared with field-assembled equipment.
Why is data-centre and large-load demand relevant here?
Surging large-load demand has moved the grid bottleneck from the building to the substation and interconnection queue. Coordinated, factory-tested transformation and distribution packages help large loads energise faster and more predictably.
Do you supply both medium- and low-voltage equipment?
Yes. Entogo's portfolio spans medium-voltage metal-enclosed and ring-main switchgear through low-voltage distribution assemblies, alongside distribution and power transformers, so a project can source the full chain from one supplier.
How does buying a coordinated package reduce risk?
When transformation, switching and distribution are specified and tested together rather than separately procured, interface mismatches surface in the factory instead of on site, reducing commissioning delays and energisation surprises.

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