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Pad-Mounted Transformers

Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard

Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard.

Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard. Energy-saving low-loss core reduces no-load losses and lifetime operating cost. USA/Canada standard construction with dead-front, tamper-resistant enclosure. The transformer uses a high-grade low-loss core and quality windings to achieve energy-saving performance and stable voltage regulation.

  • Energy-saving low-loss core reduces no-load losses and lifetime operating cost
  • USA/Canada standard construction with dead-front, tamper-resistant enclosure
  • Compact pad-mount footprint for direct grade-level installation
  • Weatherproof, corrosion-resistant finish for outdoor service
  • Maintenance-friendly hinged hood with clearly arranged HV/LV bushings
PhaseSingle phase
CoolingOil-immersed self-cooled
StandardUSA / Canada
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Lead time typically 25–45 days after drawing approval · FAT welcome · Ships worldwide (EXW / FOB / CIF / DAP)

Technical specifications

ParameterValue
TypeSingle-phase pad-mounted transformer
Rated capacity15–250 kVA
HV voltage12.47 / 34.5 kV
LV voltage220 / 400 V
PhaseSingle phase
StandardUSA / Canada
InstallationOutdoor, pad-mounted
CoolingOil-immersed self-cooled
Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard — specification and nameplate detail
220V/400V, Energy-Saving, USA/Canada Standard — specification and nameplate detail

Specifications are based on the standard configuration. Final ratings, dimensions, materials and packaging are confirmed on the approved drawing and order confirmation.

Features and construction

The transformer uses a high-grade low-loss core and quality windings to achieve energy-saving performance and stable voltage regulation. The dead-front, tamper-resistant enclosure protects the public and field crews, while the hinged hood provides straightforward access to HV (H1A/H1B) and LV (X1/X2/X3) bushings for connection and servicing.

Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard — construction and materials detail
220V/400V, Energy-Saving, USA/Canada Standard — construction and materials detail
Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard — internal structure
220V/400V, Energy-Saving, USA/Canada Standard — internal structure
Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard — workmanship detail
220V/400V, Energy-Saving, USA/Canada Standard — workmanship detail
Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard — safety and protection features
220V/400V, Energy-Saving, USA/Canada Standard — safety and protection features

Typical applications

Residential subdivisions, light commercial and small industrial loads, utility underground distribution, and rural electrification requiring compliant single-phase pad-mount supply.

Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard — typical application
220V/400V, Energy-Saving, USA/Canada Standard — typical application

Customisation options

Capacity, voltage ratio, tap configuration, enclosure color/finish, and bushing/accessory arrangement can be customized to project and utility requirements.

Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard — dimensions and layout
220V/400V, Energy-Saving, USA/Canada Standard — dimensions and layout
Single-Phase Pad-Mounted Transformer — 220V/400V, Energy-Saving, USA/Canada Standard — customisation options
220V/400V, Energy-Saving, USA/Canada Standard — customisation options

Ordering information

Please provide required capacity (kVA), HV/LV voltage, standard, and installation conditions when requesting a quotation. OEM/ODM and project-based orders are welcome.

Product images are illustrative renders for marketing reference; final delivered product is built to order per confirmed specifications.

Standards and quality

Manufactured under an ISO 9001, ISO 14001 and ISO 45001 certified management system. Designs follow the IEC 60076 / IEC 62271 series as applicable, with ANSI/IEEE, GB and GOST variants available. Every unit passes routine testing before dispatch; type tests and customer or third-party witnessed factory acceptance tests can be arranged.

Frequently asked questions

Which standards and certifications apply?

The product is designed to USA / Canada. MARS operates an ISO 9001 / 14001 / 45001 certified factory and holds CE (ECM), UDEM, EAC and CQC approvals; every unit is routine-tested before dispatch and type or witnessed tests can be arranged.

Can this product be customised?

Capacity, voltage ratio, tap configuration, enclosure color/finish, and bushing/accessory arrangement can be customized to project and utility requirements.

What is the lead time and how is it shipped?

Typical lead time is 25–45 days after drawing approval for distribution equipment and 60–90 days for power transformers and containerised systems. Shipment is by sea from Shanghai on EXW, FOB, CIF or DAP terms with a full document pack.

Enquire about this product

Tell us the rating, voltage ratio, frequency, quantity and destination. A MARS engineer replies with a technical proposal and quotation within one working day.

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