Electrical & Mechanical Systems
LV/MV motors, transformers, drives, gearboxes, and balance-of-plant systems with full installation and commissioning.
Scope & deliverablesCore capability areas
Each discipline is delivered by specialist teams backed by certified processes, OEM partnerships, and integrated digital tools.
Automation & Digital
SCADA, PLC, RTU, and telemetry platforms that provide end-to-end visibility, control, and analytics for industrial networks.
Scope & deliverables
Field & Technical Services
Project management, testing & commissioning, troubleshooting, and onsite supervision delivered by seasoned engineers.
Scope & deliverables
Transmission Lines
Construction, uprating, and maintenance of SUTT/SUTET lines up to 500 kV with complete stringing, tower, and protection works.
Scope & deliverables
Substation Systems
Turnkey GIS/AIS substations, SAS integration, protection relays, and retrofit programmes for utilities and industrial plants.
Scope & deliverables
Spare Parts & Warehousing
OEM-grade electrical and mechanical components delivered with inventory management and rapid response logistics.
Scope & deliverables
Why Spektrum
Why clients work with us
Over 25 years of engineering work for Indonesia’s utilities and industry.
Reliable service
A dedicated response team for troubleshooting and emergency call-outs across Indonesia, with engineers available on site.
System integration
Electrical, mechanical and digital layers combined into one working system that fits your existing infrastructure.
On-time delivery
Dedicated planners, buffer stock and our own installation crews keep milestones on track, with regular progress reports.
Competitive pricing
Direct partnerships with global OEMs and local execution give better value without compromising on quality.
How we work
From first message to handover
One team takes responsibility for your project from start to finish.
- 1Tell us what you needShare the scope, drawings or site photos. We reply within one business day.
- 2Survey & proposalOur engineers review the site and prepare a technical and commercial proposal.
- 3Supply & executionEquipment from our OEM principals, installed by our own crews under ISO 45001 safety management.
- 4Testing & commissioningFAT/SAT, energization and complete handover documentation.
- 5After-sales supportMaintenance, spare parts and fast troubleshooting when you need it.
Proven on site
Recent projects
Step-by-step stories from jobs our teams delivered recently.
Zigzag Transformer Replacement, GI Borang
PLN UIP3BS – UPT Palembang · 2026
Read the story
Gearbox Replacement, Tarum Timur Pump No.3
Perum Jasa Tirta II · 2026
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Control Panels, Buaran Water Treatment Plant
PT Bestindo Putra Mandiri · 2025
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20 kV Cubicles, GI Paniki & Tanjung Merah
PLN UIP3 Sulawesi · 2025
Read the story
FAQ
Common questions
What kinds of projects do you handle?
Electrical and mechanical works, SCADA and automation, transmission lines up to 500 kV, substations, and spare-part supply for utilities, oil & gas, mining, water, airports and industry.
Do you work with PLN and state-owned enterprises?
Yes. Our clients include PLN, Pertamina, Perum Jasa Tirta II, Angkasa Pura Airports and many other state-owned and private companies.
Are you certified?
Yes. We are certified to ISO 9001, ISO 14001 and ISO 45001, and we comply with SMAP anti-bribery management.
Can you respond to urgent breakdowns?
Yes. We provide troubleshooting and emergency call-outs across Indonesia. Message us on WhatsApp for the fastest response.
Do you work outside Jakarta?
Yes. We deliver projects across Indonesia, from Sumatra and Java to Sulawesi and Nusa Tenggara.
Have a project or an urgent problem?
Tell us what you need and our engineers will get back to you within one business day.