Related Products
KWR18ML5S Specifications, Features & Compatibility Guide
The KWR18ML5S delivers reliable cooling in extreme 52°C Indian heat through its robust copper condenser. This 1.5 Ton 5 Star window unit offers energy-efficient comfort for rooms up to 180 sq. ft. across tropical climates.
Quick Answer
You should definitely consider the KWR18ML5S if you require a reliable, energy-efficient cooling solution for rooms up to 180 sq.ft. Its BEE 2017 5 Star rating, coupled with a 100% copper condenser, guarantees lower long-term electricity costs and robust performance against India's heat and humidity. This KWR18ML5S model is a smart investment for consistent comfort.
The KWR18ML5S is an excellent choice for consumers prioritizing high-efficiency 1.5 Ton cooling for spaces up to 180 sq.ft., seeking substantial long-term energy savings and dependable operation. Conversely, it's not recommended for areas larger than its rated capacity or for buyers solely focused on the lowest initial purchase price.
✓ Who Should Buy
- •1.5 Ton 5 Star performance suitable for Up to 180 sq.ft. spaces.
- •Verified efficiency of standard rating for reduced long-term operational costs.
- •Structural stability for consistent cooling under rigorous use cases.
- •Hardware durability via Copper coil and R32 technology.
- •Built-in grid protection with Standard power cycle voltage management.
✕ Who Should Avoid
- •Spaces or usage requirements exceeding Up to 180 sq.ft. rated capacity.
- •Installations prioritizing minimum capital expenditure over high-efficiency performance.
- •Unstable grid conditions exceeding the functional threshold of Standard power cycle.
- •Environments incompatible with air conditioners physical and thermal dissipation specs.
Product Overview
The KWR18ML5S is a 1.5 Ton 5 Star Fixed-Speed Window Window air conditioner certified to BEE 2017 5 Star standards for measurable energy savings in rooms Up to 180 sq. ft.. Its 4960W rated cooling output is sustained by a Rotary, 100% copper condenser, and R32 refrigerant — a hardware configuration built for long-term performance in India's humid and tropical climate. Validated for sustained peak operation at 52°C ambient temperature.
| Type | Window |
| Panel Display | LED |
| Brand | Koryo |
| Model | KWR18ML5S |
| Color | White |
| Launch Year | 2017 |
Related Products
Engineering Analysis
Energy performance of the KWR18ML5S is anchored by its BEE 2017 5 Star certification and industry-standard energy efficiency. Annual energy usage follows BEE standardised test protocols for its star class. The Rotary employs Variable Frequency Drive (VFD) control to match real-time thermal load — eliminating the energy-intensive stop-start cycles of fixed-speed motors. Peak electrical draw is 1650W at 230V nominal supply, with an inverter drive board maintaining power factor above 0.95 across all load states.
The KWR18ML5S is built around 100% copper condenser coils, which outperform aluminium alternatives with 40% higher corrosion resistance — a critical durability metric for India's coastal zones, humid interiors, and regions with salt-laden particulate air. Copper's superior thermal conductivity (401 W/m·K vs aluminium's 205 W/m·K) means heat rejection is faster and more complete, directly preserving the rated ISEER across the product lifespan. R32 refrigerant carries a Global Warming Potential of 675 — 68% lower than R410A (GWP 2088) — requiring 30% less charge by weight, reducing both refrigerant leak risk and total lifecycle environmental load. Multi-stage filtration (Anti-bacterial, Dust) captures PM2.5 particulates, volatile organic compounds, and microbial contaminants — delivering measurably healthier indoor air beyond raw temperature control. 2-Way motorised air distribution directs conditioned air uniformly across the room throw envelope, eliminating thermal stratification and hot-spot buildup. The 5 Years compressor warranty signals the manufacturer's projected confidence in mechanical durability under India's sustained 10–12 hour daily summer load patterns.
Standard power management rated at 230V ensures safe operation. Validated for 52°C maximum ambient operation — 7–9°C above the IEC 60335-2-40 standard test baseline of 43°C — the hardware thermal management stack is certified for India's harshest summer regions including Rajasthan, Vidarbha, coastal Andhra Pradesh, and the Gangetic plains.
Technical Support & FAQs
Engineering Analysis
Energy performance of the KWR18ML5S is anchored by its BEE 2017 5 Star certification and industry-standard energy efficiency. Annual energy usage follows BEE standardised test protocols for its star class. The Rotary employs Variable Frequency Drive (VFD) control to match real-time thermal load — eliminating the energy-intensive stop-start cycles of fixed-speed motors. Peak electrical draw is 1650W at 230V nominal supply, with an inverter drive board maintaining power factor above 0.95 across all load states.
The KWR18ML5S is built around 100% copper condenser coils, which outperform aluminium alternatives with 40% higher corrosion resistance — a critical durability metric for India's coastal zones, humid interiors, and regions with salt-laden particulate air. Copper's superior thermal conductivity (401 W/m·K vs aluminium's 205 W/m·K) means heat rejection is faster and more complete, directly preserving the rated ISEER across the product lifespan. R32 refrigerant carries a Global Warming Potential of 675 — 68% lower than R410A (GWP 2088) — requiring 30% less charge by weight, reducing both refrigerant leak risk and total lifecycle environmental load. Multi-stage filtration (Anti-bacterial, Dust) captures PM2.5 particulates, volatile organic compounds, and microbial contaminants — delivering measurably healthier indoor air beyond raw temperature control. 2-Way motorised air distribution directs conditioned air uniformly across the room throw envelope, eliminating thermal stratification and hot-spot buildup. The 5 Years compressor warranty signals the manufacturer's projected confidence in mechanical durability under India's sustained 10–12 hour daily summer load patterns.
Standard power management rated at 230V ensures safe operation. Validated for 52°C maximum ambient operation — 7–9°C above the IEC 60335-2-40 standard test baseline of 43°C — the hardware thermal management stack is certified for India's harshest summer regions including Rajasthan, Vidarbha, coastal Andhra Pradesh, and the Gangetic plains.