PT Semesta Tunas Mandiri (STM) is the registered sales representative and distributor of WEG, Moreno and Omel for Indonesian industry — connecting local manufacturers, plant operators and EPC contractors with genuine electric motors, drives, automation, casting parts and fluid-handling equipment.
Our mission is to give Indonesian industry reliable access to genuine WEG, Moreno and Omel products, backed by responsive technical support and a deep understanding of local operating conditions.
We work as an extension of our principals' engineering standards — not just moving boxes, but helping customers specify the right equipment the first time.
Only factory-genuine products, sold with manufacturer warranty.
Transparent pricing, honest lead times, no shortcuts on specification.
A team that understands motors and fluid systems, not just order forms.
Supporting customers past the sale — spare parts, service and advice.
Tell us your application, existing equipment or the model you need.
Our team reviews specifications and confirms the right configuration.
A clear, itemized quote — typically within 24 hours.
Nationwide delivery, followed by after-sales and spare-parts support.
A small, technically-grounded team — every inquiry reaches someone who understands the equipment.
Quotations, order handling and long-term account relationships.
Product selection, spec review and application support.
Stock management and nationwide delivery coordination.
Warranty claims, spare parts and technical troubleshooting.
Legally established as PT Semesta Tunas Mandiri under Indonesian law.
Registered business license through Indonesia's Online Single Submission system.
Compliant tax reporting for every transaction and invoice.
Global manufacturer of electric motors, variable speed drives and industrial automation — one of the world's largest electric motor producers.
Manufacturer of casting parts, equipment and services for heavy industry, built on precision foundry engineering.
Designs, manufactures and distributes pumps, blowers, valves and rotameters for industrial fluid handling.