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Premium Instrument & LV Current Transformers from China

High-performance, epoxy resin-cast current and voltage transformers for medium voltage, energy metering, GIS cabinets, and power distribution systems. Trusted by utilities and industrial clients worldwide.

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About Instrument-CurrentTransformer

We are a leading Chinese manufacturer specializing in high-quality Instrument Current Transformers, LV and MV Current Transformers, Voltage Transformers, and complete metering units for power distribution networks.

Our products are engineered for durability, precision, and safety, meeting international standards including IEC60044-1. Designed for use in GIS cabinets, ring main units, overhead pole installations, and pad-mounted systems.

  • Epoxy Resin Casting Technology
  • Full Enclosure & Touch-Proof Design
  • KEMA-Proven Performance
  • Wide Voltage Range: 12kV to 36kV
MV Current Transformer Metering Unit Transformer Bushing GIS Cabinet CT

Our Premium Products

MV Current Transformer

MV Current Transformer

Epoxy resin cast, fully enclosed support construction. Ideal for outdoor installation and multi-winding applications.

  • Voltage: 12/24/36kV
  • Standard: IEC60044-1
  • Type: LZZBJ15-12
  • Application: Medium Voltage Systems
Metering Unit

36kV Metering Unit (OMW-36)

Overhead pole-mounted primary metering unit with 3VT and 3CT configuration.

  • Model: JLSZXW1-36
  • Voltage: 36kV
  • Configuration: 3VT + 3CT
  • Use: Outdoor Primary Metering
Transformer Bushing

MV Transformer Bushing

Metallic coating, touch-proof, epoxy resin casting for MV/LV/HV systems.

  • Voltage: 12/24/36kV
  • Phase: Single Phase
  • Insulation: Epoxy Resin
  • Feature: Touch-Proof Design
GIS Cabinet CT

Instrument Potential Transformer (GIS)

Red/black appearance, designed for GIS cabinets and ring main units.

  • Color: Red/Black
  • Application: GIS, C-GIS, RMU
  • Insulation: Flame Retardant Plastic
  • Type: Ring Type CT
Split Core CT

Split Core Current Transformer

Open-type, waterproof design for easy installation without disconnecting cables.

  • Output: 5A / 100A
  • Frequency: 50/60Hz
  • Type: AC/DC Sensor
  • Feature: Lightweight & Easy Install
Rogowski Coil

Rogowski Coil Current Transformer

Flexible, clamp-on design for smart metering and power monitoring.

  • Dimension: 55mm
  • Color: Red/Black
  • Application: Flexible Power Meters
  • Feature: Roundness Linearity
Cold Shrink Termination

Cold Shrink Termination (35kV)

Silicone rubber, indoor/outdoor use for 50mm² to 630mm² cables.

  • Class: 35kV
  • Cable Size: 50–630mm²
  • Type: Single & Three Core
  • Material: Silicone Rubber
LV Current Transformer

LV Current Transformer

Indoor, dry-type, epoxy resin, single-phase design for low voltage systems.

  • Voltage: Below 0.66kV
  • Type: Epoxy Resin Cast
  • Busbar: Outside or Three-Busbar Type
  • Material: PC or Epoxy
View All 300+ Products

Why Choose Our Transformers?

IEC Certified

All products meet IEC60044-1 and other international standards for safety and performance.

Factory Direct

Manufactured in China with strict quality control, ensuring competitive pricing and reliability.

Wide Voltage Range

From 12kV to 36kV, suitable for MV, LV, and primary metering applications.

Global Supply

Trusted by clients in Europe, Asia, Middle East, and the Americas.

300+
Products Available
12kV–36kV
Voltage Range
IEC60044-1
International Standard
50+
Countries Served

Frequently Asked Questions

What is an Instrument Current Transformer?

An Instrument Current Transformer (CT) steps down high primary current to a standardized secondary current (usually 1A or 5A) for measurement, protection, and control in electrical systems.

Are your transformers suitable for outdoor use?

Yes, many of our MV Current Transformers and Metering Units are designed for outdoor installation with waterproof and UV-resistant epoxy resin casting.

Do you offer custom specifications?

Yes, we support OEM and ODM services. Please contact us with your detailed requirements for a tailored solution.

What is the delivery time?

Typical delivery is 15–30 days after order confirmation, depending on quantity and customization.

Get in Touch

For product inquiries, technical support, or custom solutions, visit our official website to connect with our sales team.

Visit Official Website

We respond to all inquiries promptly. No fake forms — direct access to the manufacturer.

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