Four Dragon Co., Ltd. provides integrated solutions and services across Data Center Infrastructure, Building Automation, Renewable Energy, and IT Systems. Our services are categorized into groups as follows:
1. Spare Parts & Replacement Units
Four Dragon Co., Ltd. supplies spare parts and replacement units for mission-critical systems, including:
- Data Center Equipment: UPS, Batteries, Battery Monitoring Systems, Precision Air (CRAC/CRAH), Environmental Monitoring
- Building Automation Systems: Auto Door, Access Control, CCTV, IoT Devices
- IT Infrastructure: PCs, Servers, Storage, HCI, Network & Security Equipment
- Renewable Energy Systems: Solar Inverters, Panels, Energy Storage Components
We provide both new and refurbished equipment, including discontinued models, with fast procurement and delivery to minimize downtime.
2. Installation & System Integration
We provide end-to-end installation and system integration services for:
Data Center Solutions
- UPS & Power Systems
- Battery & Battery Monitoring Systems
- Precision Cooling (CRAC/CRAH)
- Environmental Monitoring Systems
Building Automation
- Automatic Doors
- Access Control Systems
- CCTV & Surveillance Systems
- IoT & Smart Building Solutions
Renewable Energy
- Solar Rooftop Systems
- Solar Carport Solutions
- Battery Energy Storage Systems (BESS)
IT Infrastructure
- PC, Server, Storage, Hyper-Converged Infrastructure (HCI)
- Network & Cybersecurity Systems
Our expert team ensures professional deployment, configuration, and commissioning, delivering reliable and scalable systems.
3. Training Services
To ensure customers can operate systems efficiently, we provide comprehensive training programs:
On-the-Job Training (OJT)
- Conducted after installation
- Focus on real system operation and troubleshooting
- Designed for engineers, technicians, and administrators
Classroom Training
- Group training (5–20 participants)
- Customized topics across Data Center, IT, BAS, and Renewable Energy
- Available onsite or at external training facilities
4. Maintenance Service (MA)
We offer comprehensive Maintenance Agreements (MA) covering:
- Data Center Infrastructure (UPS, Cooling, Monitoring)
- Building Automation Systems (CCTV, Access Control, IoT)
- Renewable Energy Systems (Solar, BESS)
- IT Infrastructure (Server, Network, Security)
Service Types
- Corrective Maintenance (CM): Immediate issue resolution
- Preventive Maintenance (PM): Scheduled inspection and servicing
Service Levels (SLA)
- High Level: 24/7 support, 4-hour response
- Medium Level: 8×5 support, 4-hour response
- Low Level: 8×5 support, Next Business Day (NBD)
- Customized SLA: Tailored to customer requirements
Our services ensure maximum uptime, system reliability, and reduced operational risk.
5. Onsite Service (Per Call)
We provide Onsite Per Call Services for one-time or urgent support needs:
Scope
- Emergency repair for out-of-warranty equipment
- Troubleshooting and system recovery
- Spare parts replacement
Service Process
- Customer reports issue
- Diagnosis and quotation (labor + parts)
- Onsite support within 1–2 business days after approval
- Repair / replacement of faulty components
- Service report with detailed documentation
6. Rental & Leasing Services
We offer flexible rental and leasing solutions to support business continuity and cost optimization:
Short-Term Rental
- Temporary replacement during maintenance or failure
- Proof of Concept (POC) and project-based usage
- Flexible terms: weekly, monthly, or project duration
Long-Term Rental / Leasing
- Reduce capital investment (CAPEX to OPEX)
- Includes maintenance and periodic inspection
- Immediate replacement of faulty equipment
- No need for in-house maintenance team

