Sunduwan Engineering Services Sdn Bhd

Safe Work Culture

Empowering a Safer Work Environment

Oil, Gas & Energy Sector Experts

Trusted Oil & Gas Experts Since 2016

ISO Certified

Certified to ISO 9001:2015 for Quality Excellence

Our Services

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Industrial Electrical Wiring & Installation

Industrial Electrical Wiring & Installation

Electrical wiring, installation, services and maintenance for Industrial electrical system

Electrical System Testing & Commissioning

Electrical System Testing & Commissioning

Comprehensive testing and commissioning services to ensure electrical systems operate safely, efficiently and reliably.

Electrical Motor Services

Service, maintenance and troubleshooting of electrical motors to ensure optimal performance and extended equipment lifespan.

Transformer Services

Maintenance, inspection and servicing of transformers to support safe and reliable power distribution

Generator Services

Service and maintenance of generators to ensure dependable power supply for critical operations.

Uninterruptible Power Supply (UPS) Systems

Uninterruptible Power Supply (UPS) Systems

Supply, installation, servicing and maintenance of UPS systems for continuous and uninterrupted power protection.

HV/LV Switchgear Maintenance & Testing

Preventive and corrective maintenance, insulation testing, and commissioning to keep switchgear safe and reliable.

MCC Maintenance & Testing

Routine servicing, thermal inspection, and functional testing to keep motor control centers efficient and dependable.

Transformer Oil Filtration Services

Providing on-site oil filtration, BDV testing, and transformer oil analysis to ensure optimal transformer integrity and performance.

Our Equipment

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Equipment and tools we use on projects to ensure quality and reliability.

Circuit Breaker Tester

Advanced high-voltage testing equipment

Precision testing device for circuit breaker operation verification and performance analysis. Ensures safe and reliable electrical distribution systems.

Transformer Turn Ratio Tester

Precision transformer ratio measurement

Accurate testing instrument for verifying transformer winding ratios and detecting internal faults. Essential for transformer commissioning and maintenance.

CT PT Tester

Current and potential transformer testing

Comprehensive testing solution for current transformers and potential transformers. Verifies accuracy and operational integrity of instrument transformers.

Primary Current Injection Test Set

High-current injection testing system

Portable testing equipment for verifying protection relays and circuit breaker operation under primary current injection conditions.

Transformer Capacity Tester

Transformer load capacity analysis

Advanced diagnostic tool for measuring transformer capacity, losses, and efficiency. Optimizes maintenance planning and asset management.

PW460 Relay Test Kit

Comprehensive protection relay testing

Portable testing kit for verifying protection relay settings and operation. Ensures grid protection systems function reliably and safely.

Vacuum Switch Tester

Vacuum integrity and functionality testing

Specialized equipment for testing vacuum switches and determining contact condition. Critical for high-voltage switchgear maintenance.

Megger Dlro200

Digital low resistance ohmmeter

High-precision instrument for measuring very low resistance in electrical equipment. Essential for verifying electrical connections and contacts.

Megger Insulation Tester

High-voltage insulation resistance measurement

Professional-grade instrument for testing insulation resistance in electrical equipment. Detects deterioration and potential failures before they occur.

About Us

Sunduwan Engineering Services Sdn Bhd (1175260-A) was incorporated on 10th February 2016, a 100% Sabahan bumiputera company mainly to cater for the rising demand in Mechanical, Electrical and Instrumentation services in the Oil & Gas industries in Malaysia. Its establishment was also initiated in respond to the Malaysian government calls to increase local companies' participation in the Oil & Gas business especially in Sabah, East Malaysia.

Meet Our Team

Our Vision & Mission

Guiding principles that drive excellence in everything we do

Our Vision

To become renowned and preferred Bumiputera electrical service provider in the oil & gas industries, known for its outstanding quality of services and internationally recognized for its service excellence and competency.

Our Mission

To be an active player in the Oil and Gas Industries and maintain good market share to guarantee business growth and sustainability.

Building the bridge of success for a better

Ir. Dos Gambilok

Chief Executive Officer

Systems

Quality Management System

MS 9001:2015 - Quality Management

Our MS ISO 9001:2015 Quality Management System reflects our commitment to building long-term partnerships with clients by consistently delivering reliable, safe, and high-quality electrical engineering solutions for the oil & gas industry, aligned with client expectations, regulatory requirements, and continuous improvement.

Projects

Protective Relay Servicing & Calibration

Year 2018

Comprehensive inspection, servicing, and calibration of protective relays for oil & gas production facilities. This ongoing contract ensures operational reliability and compliance with industry safety standards.