20 Years of Expertise in Custom Transformer
A leading manufacturer, works with organizations all over the world.
ISO qualified. CE/UL/GS/CQC Certification.
Cost efficiency.
Sample delivery within 3 days.
Daily capacity above 5000 units.
Well-versed in international trade terms and regulations.
PRODUCTS
Diverse voltage solutions available at Estable
From custom transformer to power supplies, our products deliver perfect voltage.
With cutting-edge development and seamless integration, we create high-quality solutions. “Reliable Voltage” defines our essence.
Toroidal safety transformer
15VA to 5kVA. Minimum size at high output. Very low induced noise. Up to 50% less weight than a similar conventional transformer, can be soldered directly onto a PCB. Lower Stray field.
Toroidal control transformer
Control transformer provide stable voltage, overload protection, and safety through galvanic isolation. They are compact, efficient, and versatile for various control systems.
Control transformer
Up to 10kVA, various terminations. low-loss cores. CE, UL-approved, A, B, F, H insulation. 20% lighter, 15% smaller. For converters, inverters, and power supplies.
3-phase isolation transformer
500 to 50kVA, various terminations or further customize. High flux silicom steel and 100% copper wire. Provides electrical isolation for safety, Improves power quality and balance.
Landscape lighting transformer
IP67 Waterproof, reliable in harsh conditions. Manual, AUTO, timer, and overcurrent protection. Customizable: Tailored solutions for specific needs.
About us
Thinking of selecting us?
If you are considering choosing us, you are making an excellent decision for the many reasons.
Reliability
- ISO certified
- CE/UL/GS/CQC Certification
- 8-process Quality Control
- Traceability with Management System
Flexibility
- Customized Specification
- Flexibility in quantities
- 7*24 rapid response
- Multiple language Options
Fast
- Efficient proposal
- Immediate quotation
- Samples ready in 3 days
- Flexible Production Line
Commitment
- Treating your business like our own.
- Highly skilled and seasoned technicians.
- Commitment to the highest standards of product quality.
our objective
How to get started?
80% of Estable’ products are custom-made for our clients. We welcome projects at any development stage, from initial concepts to complete designs. Our team meticulously transforms your vision into reality with precision. We offer thorough assessments and actionable guidance to enhance manufacturability and streamline production. Send us your drawings or written concepts, and our agile team will provide a swift, personalized response to meet your unique needs.
Contact Us
Reach out to us through this landing page. Our team will get in touch with you promptly to discuss your needs and provide initial information.
1
Receive Your Samples
We’ll send you samples based on your specifications. This allows you to evaluate our products and ensure they meet your requirements.
2
Order and Collaborate
Once you’re satisfied with the samples and pricing, place your order. We’ll handle the rest, ensuring timely delivery and a smooth process.
3



our objective
Who we are?
ESTABLE delivers high quality custom transformers that power your business.
With 20 years of expertise, we’ve delivered over 10 million products, serving 2,300 clients across 36 industries.
Backed by our Hong Kong sales team and efficient production in the Greater Bay Area, South China, we streamline every step, from design to delivery.
We’re your go-to partner for reliable, high-performance voltage solutions that work as hard as you do.
our objective
Where is our product performing perfectly?
As a safety or isolating transformer with a very low design height, it offers space-saving usage and a power output ranging from 15 VA to 5,000 VA.
Medical
Medical isolation transformer ensure reliable performance in medical equipment like CAT scan machines, hospital beds, and MRI machines, meeting stringent power supply standards.
Audio
Audio transformer enhance sound quality by eliminating hum in power amplifiers and tube headphone amplifiers, unlike standard transformers.
Renewable Energy
For renewable energy applications, inverter transformer minimize stray losses and improve efficiency, making them ideal for solar power inverters and control systems.
Manufacturing
Control transformer provide efficient power for various manufacturing and industrial applications, including machine tool controls, rail and automobile equipment, lighting, and military-grade systems.
Sustainability Strategy
Sustainability Strategy
Estable aims to integrate environmental, social, and governance factors into our business goals. We plan to set measurable targets, monitor ESG performance, and report progress to stakeholders. This framework will help Estable start its ESG efforts and expand them as the company grows, achieving broader sustainability goals.
Environmental
- Energy efficiency & Emissions reduction.
- Resource management.
- Green supply chain.
- Product design will focus on high efficiency and long product life.
Social
- Employee welfare: Ensure safe, healthy work conditions and job satisfaction.
- Community engagement: Support local projects and education through donations and charity events.
- Diversity & Inclusion: Promote an inclusive culture and attract diverse talent.
Governance
- Transparency & Accountability: Implement clear decision-making and internal controls.
- Ethical practices: Adhere to ethical standards and prevent misconduct.
- Sustainable supply chain: Build strong, sustainable partnerships with suppliers.
testimonials
What our clients say?
See why our clients trust us to deliver exceptional results, project after project.

“Communication was a breeze!”
"Partnering with Estable based in Hong Kong who is well-versed in international trade terms and regulations has given us complete confidence in our transactions. The ease of communication made the entire process smooth and stress-free."
Emma Collins
Senior Procurement Manager

"These guys really get it."
"Their technical team is exceptional, always grasping our complex requirements with precision. They consistently deliver tailored solutions that perfectly match our needs, making them an indispensable partner for our projects."
Ethan Parker
Senior Technical Engineer

"They’re the fastest."
"We were amazed by their ability to deliver samples within a week, something we've rarely encountered even with local suppliers. Their 100% on-time delivery for mass production is simply unparalleled. Helping us better achieve our production target management."
Alejandro Morales
CEO
blog
Our latest Blog
Explore our blogs for the latest insights and trends in transformers and power supplies. From innovative designs to practical solutions, we provide valuable knowledge to help you stay ahead in your projects.
Guardian of Medical Devices: How Medical Isolation Transformers Ensure Safety in Hospitals?
Guardian of Medical Devices: How Medical Isolation Transformers Ensure Electrical Safety in Hospitals? In the medical field, medical isolation transformers […]
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Maximizing Performance and Reliability: The Benefits of Smooth Winding in Toroidal Transformers
The Benefits of Smooth Winding in Toroidal Transformers The use of smooth and even winding in toroidal transformers brings several […]
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How to Tell if a Toroidal Transformer’s Power Rating is Enough
How to Tell if a Toroidal Transformer’s Power Rating is Enough When you’re choosing a toroidal transformer, making sure the […]
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