What Asefa does

ASEFA Public Company Limited (บริษัท อาซีฟา จำกัด (มหาชน)) is a Thailand-based, publicly listed manufacturer and integrated solutions provider of electrical power distribution, switchboards, automation, and energy-efficient systems. Founded in 1997 and headquartered in Samutsakhon within the Greater Bangkok metropolitan area, the company employs approximately 1,300 people and operates production facilities serving industrial facilities, commercial buildings, and infrastructure projects. ASEFA is listed on the Stock Exchange of Thailand under ticker ASEFA and is independently operated with no parent company.

The company's product portfolio spans medium and low voltage switchgear, including MV Modular SF6 Switchgear, MV Metal Clad Switchboards (NEX), LV Main Distribution Switchboards (MDB), LV Sub Distribution Switchboards (SDB), Double Safety Door Switchboards, Prefabricated Substations (BIOSCO), Capacitor Banks, and Automatic Transfer Switches with Bypass, alongside licensed Schneider Electric platforms (Prisma iPM, PIX 24 kV). Underlying technology centers on type-tested, modular electrical distribution and licensed OEM platforms rather than proprietary software or AI. Service capabilities include integrated engineering (HV/MV substations, micro/smart grids, EV charging, energy storage, data centers), systems integration for industrial and building automation, sourcing & supply of electrical and electronic equipment (including Prysmian cables), and after-sales installation, maintenance, and online monitoring.

ASEFA generates revenue through a combination of hardware sales (own-manufactured and distributed electrical equipment) and professional services (engineering, systems integration, after-sales maintenance). Go-to-market is a B2B enterprise field-sales motion with project-based engagement, supported by direct sales, a 24/7 service centre, an in-house ASEFA Academy, and digital channels including a corporate website, mobile app, and 5G-enabled VR factory tours delivered in partnership with dtac. Customer segments are diversified across industrial plants, commercial buildings, and infrastructure projects in Thailand, with strategic partnerships (Schneider Electric, Prysmian, TAIAN-ECOBAR, dtac) and joint ventures (ASEFA-ETECO, AY Solution) extending the addressable footprint.

Name

Asefa

Legal name

ASEFA Public Company Limited

Website

https://asefa.co.th

Company type

Public

Founded year

1997

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

ASEFA Public Company Limited is a Thai publicly listed manufacturer and integrated engineering provider of electrical power distribution equipment, switchboards, automation, and energy-efficient solutions serving industrial, commercial, and infrastructure customers in Thailand.

Ownership category

akta.pro rank

Product category

Electrical Power Distribution Equipment

NAICS

Switchgear and Switchboard Apparatus Manufacturing (335313), Electrical Equipment Manufacturing (3353)

SIC

Switchgear & Switchboard Apparatus (3613), Electrical Industrial Apparatus (3620)

akta.pro primary industry

Low-Voltage Switchboards & Panelboards (LV distribution panels, MCCs, switchboards) (IMAGAEAA)

akta.pro secondary industries

Substation Systems & Integration (EPC, Engineering, Protection, Commissioning) (IMAGAAAC), Industrial Control Cabinets & Power Distribution (Panels, Switchgear for Automation) (IMAHAHAK), Medium/Low-Voltage Power Distribution (MCCs, Panels, UPS, Grounding) (EUAEAFAB)

Keywords

• Electrical power distribution
• Switchgear manufacturing
• Power distribution switchboards
• Prefabricated substations
• Industrial automation systems

Headquarters

HQ city

Bankok

HQ country

Thailand

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Manufacturing and Sales of Electrical Equipment: Manufacturing and direct sales of electrical power distribution equipment including switchboards, busways, transformers, and related components
2. Integrated Engineering Services: Comprehensive engineering services including underground/overhead power distribution, HV/MV substations, pumping stations, micro/smart grids, EV charging stations, energy storage, and data center solutions
3. Sourcing & Supply: Supply of electrical and electronic equipment including transformers, circuit breakers, switchgears, busways, PV solar systems, UPS, and lighting equipment
4. System Integration: Industrial and building automation control, power quality improvement, power monitoring management and control, lighting control and management systems
5. After Sales Services: Installation, modification, preventive and corrective maintenance, spare part management, monitoring and online services

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

ASEFA manufactures and distributes electrical power distribution equipment including medium voltage and low voltage switchgear, switchboards, prefabricated substations, capacitor banks, and automatic transfer switches. The company also delivers integrated engineering services covering power distribution design, substations, micro/smart grids, EV charging stations, data center solutions, building automation, system integration, and after-sales maintenance for industrial, commercial, and infrastructure customers in Thailand.

Product overview

ASEFA is a comprehensive electrical power distribution and automation solutions provider offering both manufactured products and integrated services. The product portfolio centers on switchgear and switchboard solutions including MV Modular SF6 Switchgear, Medium Voltage Metal Clad Switchboard (NEX), LV Main Distribution Switchboard (MDB), LV Sub Distribution Switchboard (SDB), Double Safety Door Switchboard, Capacitor Bank, and licensed products like BLOKSET LV Switchboards, BIOSCO Prefabricated Substations, and Prisma switchboards. Beyond manufacturing, ASEFA provides five integrated service offerings: Manufacturing (custom and type-tested switchboards, busway, luminaires), Integrated Engineering Services (power distribution, substations, micro/smart grids, EV charging stations, data centers), Sourcing & Supply (electrical equipment procurement), Systems Integration (automation, power quality, lighting control), and After Sales Services (maintenance, spare parts, online monitoring). The company operates as both a product manufacturer and a systems integrator serving Thailand's industrial and commercial electrical infrastructure needs.

Differentiator

Problem solved

Functional benefit

Brands

• ASEFA Academy: Training and educational institution for employee and customer development

Products and services

• MV Modular SF6 Switchgear Medium voltage modular SF6 switchgear designed for power distribution systems used by industrial, commercial, and infrastructure customers.
• MV/LV Compact Substation Compact substation combining medium and low voltage equipment for efficient power distribution applications.
• LV Main Distribution Switchboard (MDB) Low voltage main distribution switchboard for electrical power distribution in buildings and industrial facilities.
• LV Sub Distribution and Final Distribution Switchboard (SDB) Low voltage sub-distribution and final distribution switchboard for secondary power distribution in facilities.
• Double Safety Door Switchboard Switchboard with enhanced double door safety design providing improved operator protection during operation.
• Capacitor Bank Power factor correction capacitor bank equipment for improving electrical system efficiency and reducing reactive power.
• Medium Voltage Metal Clad Switchboard (NEX) Proprietary medium voltage metal clad switchgear branded as NEX for industrial power distribution applications.
• Low Voltage Switchboard (BLOKSET) Licensed low voltage switchboard product manufactured under the BLOKSET brand through Schneider Electric partnership.
• MV/LV Prefabricated Substation (BIOSCO) Prefabricated substation combining MV and LV equipment under the proprietary BIOSCO brand for distribution network deployment.
• Automatic Transfer Switch with Bypass (ATS-Bypass) Automatic transfer switch with bypass functionality for continuous power supply during source switching operations.
• Prisma Low Voltage Switchboard Licensed low voltage switchboard product under the Prisma brand manufactured through Schneider Electric licensing agreement.
• Manufacturing Services Custom manufacturing of switchboards, type-tested switchboards, busway systems, luminaires, cable ladder and trunking, and metal sheet fabrication for enterprise customers.
• Integrated Engineering Service Comprehensive engineering services including underground/overhead power distribution, HV/MV substations, pumping stations, micro/smart grid, EV charging stations, energy storage, data center solutions, and MEP systems for industrial and infrastructure clients.
• Sourcing & Supply Procurement and supply of electrical equipment including transformers, circuit breakers, switchgear, busway, PV solar, UPS, relays, motor controls, lighting fixtures, and controllers.
• Systems Integration Integration services for industrial and building automation control, power quality improvement, power monitoring management and control, and lighting control systems.
• After Sales Services Post-sale services including installation, modification, preventive and corrective maintenance, spare part management, and online monitoring services supported by a 24/7 service center.

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Five partnerships are on record, tiered core and minor.

• Schneider Electric SAcoreOEM/ Whitelabel/ Licensing PartnerASEFA has licensing agreements with Schneider Electric for manufacturing and distributing PIX 24 kV TTA MV Type Tested Switchgear and Prisma iPM 25 kV Low Voltage Switchboards under Schneider Electric's brand and technology.
• Prysmian GroupcoreChannel Partner/ Reseller/ DistributorASEFA is appointed as an authorized distributor for Prysmian Group's cable products, distributing their electrical cables through ASEFA's supply network.
• ASEFA-ETECOminorStrategic or Co-development PartnerStrategic partnership for chemical-free water treatment technology (100% Chemical-free water treatment) for industrial applications.
• บริษัท กิจการร่วมค้า เอ วาย โซลูชั่น จำกัด (AY Solution)minorStrategic or Co-development PartnerJoint venture company established for contracting electrical and communication underground cable system works.
• dtac (Total Access Communication PCL)minorStrategic or Co-development PartnerCollaboration for 5G network virtual reality factory tours, utilizing VR technology to provide virtual factory visits, integrating IoT for smart factory initiatives.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Siemens: Global electrical equipment giant with a broad portfolio in switchgear, automation, and energy systems. Competes with ASEFA on industrial power distribution, building electrification, and substation projects across Thailand.
• Schneider Electric: Global leader in electrical distribution, switchgear, and energy management. Directly comparable as the licensor of ASEFA's BLOKSET, Prisma, PIX and BIOSCO product families, and competes in the same Thai LV/MV switchgear and substation market as ASEFA, but at significantly larger global scale.
• ABB: Global incumbent in switchgear, switchboards, and substation systems, with strong Asia-Pacific presence. Competes directly with ASEFA on MV/LV switchgear, motor control centers, and substation integration in Thailand and the broader ASEAN industrial market.
• Mitsubishi Electric: Japanese electrical equipment manufacturer with switchgear, factory automation, and power distribution products. Overlaps with ASEFA's switchboard and automation portfolio across the ASEAN industrial market.
• Eaton: US-based global power management company with strong switchgear, switchboard, and power distribution offerings. Competes with ASEFA on LV/MV power distribution and industrial electrical infrastructure in Southeast Asia.

Others

• Prysmian Group: Global cable manufacturer whose Thai distribution is handled by ASEFA. While not a direct competitor, Prysmian is a key ecosystem partner, and its cable products are commonly bundled with ASEFA's switchgear offerings on industrial and infrastructure projects.

Regional players

• Charoen Pokphand Engineering: Thai-based electrical and mechanical engineering contractor active in substations, power systems, and industrial electrical work. Comparable to ASEFA on the integrated engineering services and Thailand-focused project execution side, though with a heavier EPC mix and less in-house manufacturing.

Direct peers

• Hyundai Electric & Energy Systems: Korean manufacturer of switchgear, transformers, and power distribution equipment. Overlaps with ASEFA's MV/LV switchgear, substation, and industrial power offerings, and is a direct peer in serving Asia-Pacific utilities and industrial customers.
• LS Electric: Korean manufacturer of LV switchgear, MV switchgear, and power distribution solutions closely overlapping ASEFA's product portfolio. Targets similar industrial and infrastructure customers across Asia, making it a directly comparable peer in size, product mix, and channel approach.
• Fuji Electric: Japanese manufacturer of power distribution, switchgear, and substation equipment with comparable MV/LV product offerings to ASEFA. Targets similar industrial and utility customers across Asia.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/watch?v=En4BeIejSqk
• Facebookfacebook.com/mkt.asefa
• LinkedInlinkedin.com/company/asefa-public-co-ltd

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Asefa