Blog

Practical insights on energy, building automation, and compliance for buildings and industry, by the Cobler team.

Industrial electrical distribution panel with contactors and breakersTNB Bills & Tariffs

Power Factor Surcharge: Why TNB Penalises Low PF

A power factor surcharge is a penalty for how you draw power, not how much you use - and it's almost always avoidable. Here's what triggers it and how to stop paying.

Apr 16, 2026Read
On-site server rack and laptop during building system commissioningBMS & Building Technology

Edge vs Cloud for Building & Energy Systems

Edge or cloud? For a building platform the answer is both - time-critical control at the edge, heavy analytics and the portfolio view in the cloud. Here's which job goes where.

Apr 10, 2026Read
Row of labelled medium-voltage switchgear panels in a clean electrical roomEnergy Monitoring & AnalyticsFeatured

Energy Management System for Malaysian Buildings

An energy management system is now a compliance and cost necessity in Malaysia under EECA and the RP4 tariff. What an EMS is, and what to look for.

Apr 9, 2026Read
Energy auditor in a yellow hard hat and orange hi-vis vest pointing a thermal imaging camera at insulated chilled-water pipes in a chiller plant room, clipboard in hand, surrounded by chillers, gauges and valvesCompliance & Incentives

EECA Energy Audit Malaysia: Scope, Cost & How to Prepare

A practical guide to Malaysia's mandatory EECA energy audit, built on GP/ST/No.49/2024: scope, REA rules, the 12-section report, costs, EACG grants and the data to prepare before the auditor arrives.

Apr 7, 2026Read
A technician working on network cabling between physical and digital systemsBMS & Building Technology

Building Software Between OT and IT

We didn't set out to move data from OT to IT. We came from the BMS world and are building SaaS for both. The hard part was never the pipeline. It was the translation.

Apr 6, 2026Read
Modern open-plan office where indoor air quality affects occupantsCompliance & Incentives

Indoor Air Quality in Malaysia: DOSH, CO2 & Energy

Ventilate more and air quality improves but energy climbs; ventilate less and you risk breaching the DOSH CO2 limit. How to balance IAQ and energy with data.

Apr 2, 2026Read
Engineers inspecting a pump room control panel during a site surveyBMS & Building Technology

How to Design a BMS: The Engineering Thought Process

Good BMS design starts before anyone picks a controller. From understanding the problem, to designing backwards from the outcome, to optimising forever against live data.

Mar 29, 2026Read
High-voltage transmission pylons carrying power lines across Malaysian countryside fringed with oil palm plantations at golden hour, with haze over distant mountainsESG & Net Zero

How to Calculate Scope 2 Emissions in Malaysia (2026 GEF)

The auditor-proof way to calculate Scope 2 emissions in Malaysia: the official 2024 grid emission factors (Peninsular 0.740 kg CO2e/kWh), a worked example, and the five mistakes that fail audit.

Mar 24, 2026Read
A tropical rainstorm sweeping over a humid city skylineBMS & Building Technology

Why a Tropical Climate Demands a Different BMS

A BMS sequence written for London assumes a heating season and free cooling. Malaysia has neither. How a tropical climate reshapes what a building management system has to do.

Mar 22, 2026Read