RumahRight — The right appliance for your Malaysian home

🏠 RumahRight

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Electricity Cost Calculator

Based on real TNB domestic tariff 2024. Includes your full household usage for accurate tier calculation.

Machine type

Capacity

Wash cycles per week

5x

My monthly TNB bill (RM)

RM 100

Check your TNB bill or MyTNB app · Used to calculate your billing tier accurately

Monthly usage

—

kWh

Monthly cost

—

RM / month

Cost per wash

—

RM / cycle

Annual cost

—

RM / year

Non-inverter

RM —

Inverter

RM —

Adjust settings above to see your estimate.

Based on TNB domestic tariff 2024. Top load non-inverter ~400W · Top load inverter ~280W · Front load non-inverter ~550W · Front load inverter ~320W. Cycle time: top load 45 min · front load 75 min.

Fridge type

Capacity

Energy star rating (check label on your fridge)

My monthly TNB bill (RM)

RM 100

Check your TNB bill or MyTNB app · Used to calculate your billing tier accurately

Monthly usage

—

kWh

Monthly cost

—

RM / month

Daily cost

—

RM / day

Annual cost

—

RM / year

Non-inverter

RM —

Inverter

RM —

Adjust settings above to see your estimate.

Based on TNB domestic tariff 2024. Fridge runs 24/7. Compressor duty cycle ~60% for non-inverter, ~45% average for inverter. Malaysia's heat adds ~10–15% vs temperate country ratings.

Aircord size

Hours used per day

8h

Days per month

30d

My monthly TNB bill (RM)

RM 100

Check your TNB bill or MyTNB app · This helps calculate which TNB pricing tier you fall into

Aircord usage

—

kWh / month

Non-inverter cost

—

RM / month

Inverter cost

—

RM / month

TNB tier

—

billing band

Non-inverter

RM —

Inverter

RM —

Adjust the sliders above to see your estimate.

Based on TNB domestic tariff 2024. Non-inverter EER ≈ 9 BTU/W · Inverter EER ≈ 14 BTU/W average. Actual savings vary by usage pattern, room insulation, and model efficiency rating.