Ryan Transformers RYAN TRANSFORMERS

RYAN TRANSFORMERS · JOINT VENTURE WITH EATON USARYAN TRANSFORMERS · JV WITH EATON USA

Built in 2007.
Engineered in China.
Trusted in 80+ countries.

Power and distribution transformers and substations up to 138 kV.Power and distribution transformers and substations up to 138 kV. UL, CSA, IEEE, IEC, DEKRA, ASTA, CNAS certified. 20,000 MVA annual capacity.

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Trusted by engineering teams at

  • Microsoft
  • Amazon
  • Schneider Electric
  • ABB
  • TBEA
  • State Grid
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Trusted by engineering teams at

  • Microsoft
  • Amazon
  • Schneider Electric
  • ABB
  • TBEA
  • State Grid
Product Portfolio

21 transformer platforms, engineered for every grid segment.

SG(B) Series Dry-Type Isolation Transformer

Dry Type Transformer

SG(B) Series Dry-Type Isolation Transformer

Voltage
Up to 660 V
Rated Power
Up to 3,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Data centers, precision electronic equipment, hospitals, laboratories.

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Cooling
AN / AF
IP class
IP20 (indoor) / IP54 (enclosed)
Frequency
50 / 60 Hz
Environment
Indoor, low noise
Core material
Copper / Aluminum
Primary Voltage
415 / 480 V
Insulation class
Class F / H
Secondary Voltage
208 / 415 V
SC(B) Series 10 kV Cast Resin Dry-Type Transformer

Dry Type Transformer

SC(B) Series 10 kV Cast Resin Dry-Type Transformer

Voltage
10 kV
Rated Power
Up to 40,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Commercial buildings, hospitals, airports, factories, data centers.

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Cooling
AN / AF
IP class
IP00 / IP20 / IP23
Frequency
50 / 60 Hz
Tap Range
±2 × 2.5% / ±5%
Environment
Indoor, -25°C to +40°C
Vector Group
Dyn11 / Yyn0 (customizable)
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 6.6 / 10 / 10.5 / 11 / 13.8 kV
Insulation class
Class F (155°C) / Class H (180°C)
Secondary Voltage
220 / 230 / 240 / 380 / 400 / 415 / 480 / 600 V
SC(B) Series 20 kV Cast Resin Dry-Type Transformer

Dry Type Transformer

SC(B) Series 20 kV Cast Resin Dry-Type Transformer

Voltage
20 kV
Rated Power
Up to 40,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Utility distribution, industrial projects, renewable energy.

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Cooling
AN / AF
IP class
IP00 / IP23
Frequency
50 / 60 Hz
Tap Range
±2 × 2.5%
Environment
Indoor, -25°C to +40°C
Vector Group
Dyn11 / Yyn0
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
15 / 20 / 22 kV
Insulation class
Class F / H
Secondary Voltage
220 / 380 / 400 / 415 / 480 / 600 V
SC(B) Series 35 kV Cast Resin Dry-Type Transformer

Dry Type Transformer

SC(B) Series 35 kV Cast Resin Dry-Type Transformer

Voltage
35 kV
Rated Power
Up to 40,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Utility distribution, large commercial, infrastructure.

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Cooling
AN / AF
IP class
IP00 / IP23
Frequency
50 / 60 Hz
Tap Range
±2 × 2.5%
Environment
Indoor / outdoor enclosed, -25°C to +40°C
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
33 / 35 / 37 kV
Insulation class
Class F / H
Secondary Voltage
6 / 6.3 / 10 / 10.5 / 11 kV / 400 V
SC(B) Series 110 kV Cast Resin Dry-Type Power Transformer

Dry Type Transformer

SC(B) Series 110 kV Cast Resin Dry-Type Power Transformer

Voltage
110 kV
Rated Power
Up to 40,000 kVA
Standards
GB, IEC, IEEE

Utility substations, large industrial facilities, renewable generation.

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Cooling
AN / AF
IP class
IP23
Frequency
50 / 60 Hz
Tap Range
±8 × 1.25% (on-load tap changer)
Environment
Indoor / outdoor enclosed, -25°C to +40°C
Vector Group
YNd11 / Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
66 / 110 / 115 / 132 kV
Insulation class
Class F / H
Secondary Voltage
6 / 10 / 11 / 35 kV
VPI Vacuum Pressure Impregnated Dry-Type Transformer

Dry Type Transformer

VPI Vacuum Pressure Impregnated Dry-Type Transformer

Voltage
Up to 35 kV
Rated Power
Up to 10,000 kVA
Standards
GB, IEC, IEEE

Industrial environments, mining, marine applications.

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Cooling
AN / AF
IP class
IP23
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Industrial, humidity, marine
Vector Group
Dyn11 / Yyn0
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 10 / 11 / 20 / 22 / 33 / 35 kV
Insulation class
Class H (180°C, Nomex insulation)
Secondary Voltage
220 / 380 / 400 / 415 / 480 / 690 V
10 kV Three Phase Oil-Immersed Distribution Transformer

Oil Immersed Transformer

10 kV Three Phase Oil-Immersed Distribution Transformer

Voltage
10 kV
Rated Power
Up to 5,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Commercial buildings, hospitals, airports, factories, residential areas, renewable energy projects, data centers.

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Cooling
ONAN / ONAF / KNAN / KNAF
IP class
IP54 (outdoor enclosure)
Oil type
Mineral oil / FR3 / Silicone
Frequency
50 / 60 Hz
Tap Range
±2 × 2.5%
Environment
Outdoor, -25°C to +40°C
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 6.6 / 10 / 10.5 / 11 / 13.8 kV
Insulation class
Class A (105°C, oil-immersed)
Secondary Voltage
220 / 230 / 240 / 380 / 400 / 415 / 480 / 600 / 690 V
20 kV Three Phase Oil-Immersed Distribution Transformer

Oil Immersed Transformer

20 kV Three Phase Oil-Immersed Distribution Transformer

Voltage
20 kV
Rated Power
Up to 5,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Industrial distribution, rural networks, utility projects.

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Cooling
ONAN / ONAF
IP class
IP54
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Outdoor
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
15 / 20 / 22 kV
Insulation class
Class A
Secondary Voltage
220 / 380 / 400 / 415 / 480 V
35 kV Three Phase Oil-Immersed Power Transformer

Oil Immersed Transformer

35 kV Three Phase Oil-Immersed Power Transformer

Voltage
35 kV
Rated Power
Up to 100,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Urban and rural power distribution, industrial facilities, renewable integration, substations, transportation hubs, hospitals, large commercial complexes.

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Cooling
ONAN / ONAF / KNAN / KNAF
IP class
IP54 / IP55 (outdoor)
Oil type
Mineral oil / FR3 / Silicone
Frequency
50 / 60 Hz
Tap Range
±8 × 1.25% (OLTC)
Environment
Outdoor, -40°C to +45°C
Vector Group
Dyn11 / YNd11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
33 / 35 / 37 kV
Insulation class
Class A
Secondary Voltage
230 / 400 V / 6 / 6.3 / 10 / 10.5 / 11 kV
66 kV Three Phase Oil-Immersed Power Transformer

Oil Immersed Transformer

66 kV Three Phase Oil-Immersed Power Transformer

Voltage
66 kV
Rated Power
Up to 100,000 kVA
Standards
GB, IEC, IEEE

Regional substations, industrial parks, utility grids.

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Cooling
ONAN / ONAF
IP class
IP54
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±8 × 1.25% (OLTC)
Environment
Outdoor
Vector Group
YNd11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
66 / 69 kV
Insulation class
Class A
Secondary Voltage
6 / 10 / 11 / 33 / 35 kV
110 kV Three Phase Oil-Immersed Power Transformer

Oil Immersed Transformer

110 kV Three Phase Oil-Immersed Power Transformer

Voltage
110 kV
Rated Power
Up to 100,000 kVA
Standards
GB, IEC, IEEE

Transmission substations, large-scale renewable collector stations, utility grid projects.

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Cooling
ONAN / ONAF
IP class
IP54
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±8 × 1.25% (OLTC)
Environment
Outdoor
Vector Group
YNd11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
66 / 110 / 115 / 132 kV
Insulation class
Class A
Secondary Voltage
6 / 10 / 11 / 33 / 35 kV
Up to 44 kV Unit Substation Transformer

Oil Immersed Transformer

Up to 44 kV Unit Substation Transformer

Voltage
Up to 44 kV
Rated Power
Up to 10,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Urban areas, commercial buildings, industrial users, renewable integration.

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Cooling
ONAN / ONAF / KNAN / KNAF
IP class
IP54 (enclosure)
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±2 × 2.5%
Environment
Outdoor, -25°C to +40°C
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
10 / 11 / 20 / 22 / 33 / 35 / 44 kV
Insulation class
Class A
Secondary Voltage
230 / 240 / 400 / 415 / 480 / 600 / 690 V
Up to 44 kV Single Phase Pad-Mounted Transformer

Pad Mounted Transformer

Up to 44 kV Single Phase Pad-Mounted Transformer

Voltage
Up to 44 kV
Rated Power
Up to 10,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Residential neighborhoods, housing developments, light commercial loads, single-phase distribution networks.

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Cooling
ONAN
IP class
IP54 (dead-front enclosure)
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Outdoor pad-mounted
Vector Group
Single phase
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
12.47 / 13.2 / 13.8 / 19.9 / 20 / 22 / 24.9 / 33 / 34.5 kV
Insulation class
Class A
Secondary Voltage
120 / 220 / 230 / 240 / 380 / 400 / 415 / 480 V
Up to 44 kV Three Phase Pad-Mounted Transformer

Pad Mounted Transformer

Up to 44 kV Three Phase Pad-Mounted Transformer

Voltage
Up to 44 kV
Rated Power
Up to 10,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Residential neighborhoods, housing developments, light commercial loads, three-phase distribution networks.

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Cooling
ONAN
IP class
IP54 (dead-front enclosure)
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±2 × 2.5%
Environment
Outdoor pad-mounted
Vector Group
Dyn11 / Yyn0
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
12.47 / 13.2 / 13.8 / 19.9 / 20 / 22 / 24.9 / 33 / 34.5 kV
Insulation class
Class A
Secondary Voltage
120 / 220 / 230 / 240 / 380 / 400 / 415 / 480 V
Up to 66 kV Three Phase Pad-Mounted Transformer (10 MVA)

Pad Mounted Transformer

Up to 66 kV Three Phase Pad-Mounted Transformer (10 MVA)

Voltage
Up to 66 kV
Rated Power
Up to 10 MVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Distribution substations, renewable collector stations, industrial parks, commercial complexes.

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Cooling
ONAN / ONAF
IP class
IP54
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±8 × 1.25%
Environment
Outdoor pad-mounted
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
33 / 34.5 / 35 / 40 / 44 / 66 kV
Insulation class
Class A
Secondary Voltage
6 / 10 / 11 / 20 / 22 kV
Up to 35 kV Prefabricated Compact Substation with Dry-Type Transformer

Compact Substation

Up to 35 kV Prefabricated Compact Substation with Dry-Type Transformer

Voltage
Up to 35 kV
Rated Power
Up to 5,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Renewable energy projects, infrastructure projects, indoor and outdoor substations.

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Cooling
AN / AF
IP class
IP54 (enclosure)
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Outdoor / indoor, -25°C to +40°C
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 10 / 11 / 15 / 20 / 22 / 33 / 34.5 / 35 kV
Insulation class
Class F / H
Secondary Voltage
220 / 380 / 400 / 480 V
Container-Based Integrated PCS with Dry-Type Step-Up Transformer

Compact Substation

Container-Based Integrated PCS with Dry-Type Step-Up Transformer

Voltage
Up to 35 kV
Rated Power
Up to 5,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Utility-scale battery storage, containerized PV+ESS, integrated power conversion.

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Cooling
AN / AF
IP class
IP54 (20 / 40 ft container)
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Outdoor, -30°C to +45°C
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 10 / 11 / 15 / 20 / 22 / 33 / 35 kV
Insulation class
Class F / H
Secondary Voltage
220 / 380 / 400 / 480 V
35 kV New Energy Prefabricated Substation

Compact Substation

35 kV New Energy Prefabricated Substation

Voltage
35 kV
Rated Power
Up to 10,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Renewable energy projects, infrastructure projects, wind and solar collector substations.

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Cooling
ONAN / ONAF / KNAN
IP class
IP54
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Outdoor
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 10 / 11 / 15 / 20 / 22 / 33 / 34.5 / 35 kV
Insulation class
Class A
Secondary Voltage
220 / 380 / 400 / 480 V
Up to 35 kV Prefabricated Compact Substation with Oil-Immersed Transformer

Compact Substation

Up to 35 kV Prefabricated Compact Substation with Oil-Immersed Transformer

Voltage
Up to 35 kV
Rated Power
Up to 5,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Urban distribution, industrial parks, utility distribution networks.

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Cooling
ONAN / ONAF
IP class
IP54
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Outdoor / indoor
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 10 / 11 / 15 / 20 / 22 / 33 / 34.5 / 35 kV
Insulation class
Class A
Secondary Voltage
220 / 380 / 400 / 480 V
Container-Based Integrated PCS with Oil-Immersed Step-Up Transformer

Compact Substation

Container-Based Integrated PCS with Oil-Immersed Step-Up Transformer

Voltage
Up to 35 kV
Rated Power
Up to 5,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Large-scale battery storage, oil-immersed containerized solutions.

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Cooling
ONAN / ONAF
IP class
IP54 (20 / 40 ft container)
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Outdoor, -30°C to +45°C
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 10 / 11 / 15 / 20 / 22 / 33 / 35 kV
Insulation class
Class A
Secondary Voltage
220 / 380 / 400 / 480 V
Pad-Mounted Integrated PCS with Oil-Immersed Step-Up Transformer

Compact Substation

Pad-Mounted Integrated PCS with Oil-Immersed Step-Up Transformer

Voltage
Up to 35 kV
Rated Power
Up to 5,000 kVA
Standards
GB, IEC, IEEE, UL, CE, ASTA

Pad-mounted energy storage, distributed PV+ESS, project sites.

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Cooling
ONAN
IP class
IP54 (pad-mounted enclosure)
Oil type
Mineral oil / FR3
Frequency
50 / 60 Hz
Tap Range
±5%
Environment
Outdoor pad-mounted
Vector Group
Dyn11
Core material
Cold-rolled grain-oriented silicon steel
Primary Voltage
6 / 10 / 11 / 15 / 20 / 22 / 33 / 35 kV
Insulation class
Class A
Secondary Voltage
220 / 380 / 400 / 480 V
/ Industry Applications

Powering the markets that power the world.

From utility-scale solar plants to hyperscale data centers, our transformers serve the industries where reliability is non-negotiable.

Utility Grid
/ UTILITY

Utility Grid

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Solar / PV Plants
/ RENEWABLE

Solar / PV Plants

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Wind Farms
/ RENEWABLE

Wind Farms

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Data Centers
/ CRITICAL

Data Centers

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BESS / Energy Storage
/ STORAGE

BESS / Energy Storage

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Seawater Desalination
/ INDUSTRIAL

Seawater Desalination

Start an RFQ
Industrial / Mining
/ INDUSTRIAL

Industrial / Mining

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Rail & Metro
/ INFRASTRUCTURE

Rail & Metro

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Inside the Factory

120,000 m² of precision manufacturing.

CNAS-accredited test center on-site. Joint-venture partner with Eaton USA since 2023.

High-voltage foil winding machine
/ PRODUCTION High-voltage foil winding machine High-voltage foil winding line for cast resin dry-type transformer coils.
HEDRICH vacuum casting tank
/ PRODUCTION HEDRICH vacuum casting tank HEDRICH vacuum casting system for epoxy resin impregnation of dry-type windings.
Digital workshop
/ DIGITAL Digital workshop Digitalized workshop with MES system monitoring across the production flow.
Core cutting line
/ PRODUCTION Core cutting line Transformer core cutting and stacking line for grain-oriented silicon steel.
Low-voltage foil winding equipment
/ PRODUCTION Low-voltage foil winding equipment Low-voltage foil winding equipment for distribution transformer windings.
AGV robot
/ LOGISTICS AGV robot Automated guided vehicles moving work-in-process across the assembly floor.
Dry-type curing equipment
/ PRODUCTION Dry-type curing equipment Dry-type transformer curing equipment for controlled heat treatment.
Dry-type test center
/ QUALITY Dry-type test center Dry-type transformer test center with CNAS accredited instruments.
Coil polishing room
/ PRODUCTION Coil polishing room Coil polishing and finishing area for clean insulation surfaces.
Smart high-bay warehouse
/ LOGISTICS Smart high-bay warehouse Smart high-bay warehouse for finished goods staging and dispatch.
Dry-type assembly station
/ PRODUCTION Dry-type assembly station Dry-type transformer assembly station with torque-controlled tooling.
High-voltage winding equipment
/ PRODUCTION High-voltage winding equipment High-voltage winding equipment for power transformer coils.
Lightning impulse test bay
/ QUALITY Lightning impulse test bay Lightning impulse and high-voltage test bay for routine and type testing.
Core drying equipment
/ PRODUCTION Core drying equipment Transformer core drying equipment for moisture control before tanking.
Vacuum oil filling
/ PRODUCTION Vacuum oil filling Vacuum oil filling system for oil-immersed power transformers.
Final assembly & dispatch
/ PRODUCTION Final assembly & dispatch Final assembly, packaging and dispatch line for finished transformers.
Certifications & Type Tests

Tested where the world tests.

Beyond ISO certifications, our products carry independent type-test and listing certificates from internationally accredited laboratories and bodies, accepted across the US, EU, MENA and APAC markets. Sample certificates below are publicly available; original documents on file and available under NDA.

Dry Type

Certificate of Compliance — Transformers, Distribution, Dry Type, Over 600 V (Component)
UL

Certificate of Compliance — Transformers, Distribution, Dry Type, Over 600 V (Component)

No. UL-US-26102422-0
Power and General-purpose Transformers, Dry Type
UL

Power and General-purpose Transformers, Dry Type

No. UL-US-2598393-0
Type Test Certificate of Dielectric Tests — SCLB-1000/22
VEIKI-VNL

Type Test Certificate of Dielectric Tests — SCLB-1000/22

No. SCLB-1000/22 (24090056)
CE Certificate for Dry Type Power Transformer
CE

CE Certificate for Dry Type Power Transformer
Type Test Certificate — Cast Resin Dry-Type Transformers
ASTA

Type Test Certificate — Cast Resin Dry-Type Transformers

Oil Immersed

CE Certificate for Oil-Immersed Transformers (Up to 161 kV)
CE

CE Certificate for Oil-Immersed Transformers (Up to 161 kV)
Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 600 V
UL

Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 600 V

No. UL-US-2402197-0
Certificate of Compliance — Liquid-filled Type, Over 600 V
UL

Certificate of Compliance — Liquid-filled Type, Over 600 V

No. UL-US-2586027-0
Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 750 V (Canada)
UL / CUL

Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 750 V (Canada)

No. UL-CA-2228369-0
Attestation of Conformity to Low Voltage Directive — 161 kV
CAC

Attestation of Conformity to Low Voltage Directive — 161 kV

No. M.2026.206.c00198

Pad-mounted

Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 600 V
UL

Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 600 V

No. UL-US-2402197-0
Certificate of Compliance — Liquid-filled Type, Over 600 V
UL

Certificate of Compliance — Liquid-filled Type, Over 600 V

No. UL-US-2586027-0
Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 750 V (Canada)
UL / CUL

Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 750 V (Canada)

No. UL-CA-2228369-0
CNAS Accredited Transformer Testing Laboratory
CNAS

CNAS Accredited Transformer Testing Laboratory

No. CNAS 23189

Laboratory

CNAS Accredited Transformer Testing Laboratory
CNAS

CNAS Accredited Transformer Testing Laboratory

No. CNAS 23189
About Ryan

Half a million MVA shipped. 2007 → today.

From Nantong Ryan in 2007 to a 138 kV-rated global supplier and joint venture partner with Eaton (USA) since 2023. We design, manufacture and verify power and distribution transformers and substations for utility, renewable, data center and industrial projects.

  1. Established Nantong Ryan

    Founded, registered capital RMB 5.28M.

  2. New facility

    Built a 60,000 m² factory and added an oil-immersed transformer line.

  3. 110 kV capability

    Obtained the 110 kV type test report and entered the 110 kV supplier ranks.

  4. First 110 kV epoxy resin cast dry-type

    First 110 kV class three-phase epoxy resin cast insulated dry-type power transformer in China.

  5. JV with Eaton (USA)

    New digitized and smart factory as a joint venture partner with Eaton (USA).

  6. UL · CSA · IEEE · IEC · DEKRA · ASTA · CNAS

    CNAS-accredited test center, type-tested by ASTA (UK) and DEKRA (Hungary).

Independently tested & listed by

  • UL — Underwriters Laboratories
  • CSA — CSA Group
  • IEEE — Institute of Electrical and Electronics Engineers
  • IEC — International Electrotechnical Commission
  • DEKRA
  • Intertek / ASTA
  • CNAS — China National Accreditation Service for Conformity Assessment

Quick RFQ

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/ Talk to an Engineer

Engineered for your spec.
Quoted in 24 hours.

Tell us about your application — voltage class, capacity, environment, standards. Our application engineers will reply with a preliminary datasheet and indicative pricing within one business day.

sales@ryantransformers.com
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Selected Projects

Delivered where reliability is non-negotiable.

MY · Data Center

Malaysia Data Center Project

Hyperscale data center transformer project in Malaysia, executed with EPC contractor.

CN · Renewable

SHENERGY Xinjiang 2GW Photovoltaic Project

2 GW photovoltaic collector substation transformer project in Hoboksar, Xinjiang.

SA · Industrial

KSA Seawater Desalination Project

Seawater desalination project transformer supply, executed for a Middle East EPC.