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EI 18I5T WZR Specifications, Features & Compatibility Guide
The EI 18I5T WZR delivers a high 5.1 ISEER rating, ensuring minimal electricity bills across India's sweltering summers. This 1.5 Ton 5-star unit provides robust cooling for 150-200 sq. ft. spaces using a durable, 100% copper condenser setup.
Quick Answer
The EI 18I5T WZR is ideal for medium-sized bedrooms needing long-term energy savings. With an annual consumption of 728.37 kWh and a powerful 4800W output, it efficiently manages high humidity levels. Opt for this model if you prioritize a fast return on investment through superior operational efficiency.
Homeowners requiring consistent cooling for rooms up to 200 sq. ft. will find this model perfectly suited for Indian climate conditions. Choose the EI 18I5T WZR to eliminate high utility costs while securing a reliable, high-performance fixed-speed cooling solution.
✓ Who Should Buy
- •1.5 Ton 5 Star performance suitable for 150-200 spaces.
- •Verified efficiency of 5.1 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 Stabilizer-free operation voltage management.
✕ Who Should Avoid
- •Spaces or usage requirements exceeding 150-200 rated capacity.
- •Installations prioritizing minimum capital expenditure over 5.1 performance.
- •Unstable grid conditions exceeding the functional threshold of Stabilizer-free operation.
- •Environments incompatible with air conditioners physical and thermal dissipation specs.
Product Overview
Consuming just 728.37 kWh annually under BEE 2025 standardised conditions, the EI 18I5T WZR is one of the most economical 1.5 Ton 5 Star Fixed-Speed Split air conditioners for rooms up to 150-200 sq. ft. — backed by ISEER 5.1, delivering a verifiable ROI within 2 summers over standard 3-star alternatives. Its 4800W rated cooling output is sustained by a Variable Speed, 100% copper condenser, and R32 refrigerant — a hardware configuration built for long-term performance in India's humid and tropical climate. Stabilizer-free operation (190–240V) further reduces installation cost and complexity. The 5-in-1 Convertible mode provides flexible capacity control to match seasonal demand. Indoor acoustics are rated at 38 dB(A), ensuring quiet cooling suitable for study and sleep environments. Validated for sustained peak operation at 52°C ambient temperature.
| Type | Split |
| Panel Display | LED |
| Brand | Godrej |
| Model | EI 18I5T WZR |
| Color | White |
| Launch Year | 2025 |
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Engineering Analysis
Energy performance of the EI 18I5T WZR is anchored by its BEE 2025 5 Star certification and an ISEER of 5.1. Under standardised BEE test cycles, annual consumption is 728.37 kWh per year — placing it in the premium ISEER tier, roughly 35–40% more economical than 3-star fixed-speed models. The Variable Speed 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 1210W at 230V nominal supply, with an inverter drive board maintaining power factor above 0.95 across all load states.
The EI 18I5T WZR 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 (Dust, Anti-bacterial) captures PM2.5 particulates, volatile organic compounds, and microbial contaminants — delivering measurably healthier indoor air beyond raw temperature control. Auto Swing motorised air distribution directs conditioned air uniformly across the room throw envelope, eliminating thermal stratification and hot-spot buildup. The 10 Years compressor warranty signals the manufacturer's projected confidence in mechanical durability under India's sustained 10–12 hour daily summer load patterns.
Stabilizer-free operation (190–240V) eliminates the need for external voltage hardware. Auto-restart with non-volatile memory ensures the EI 18I5T WZR resumes at the last-set temperature and mode after power interruption — a functional reliability requirement for Indian grid zones experiencing 4–10 daily outages during peak summer months. The onboard diagnostic module performs 12 system integrity checks at every startup — refrigerant pressure levels, coil surface temperature, compressor current draw, fan motor RPM, and PCB supply voltage — flagging anomalies before they escalate into compressor failure events. 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 EI 18I5T WZR is anchored by its BEE 2025 5 Star certification and an ISEER of 5.1. Under standardised BEE test cycles, annual consumption is 728.37 kWh per year — placing it in the premium ISEER tier, roughly 35–40% more economical than 3-star fixed-speed models. The Variable Speed 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 1210W at 230V nominal supply, with an inverter drive board maintaining power factor above 0.95 across all load states.
The EI 18I5T WZR 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 (Dust, Anti-bacterial) captures PM2.5 particulates, volatile organic compounds, and microbial contaminants — delivering measurably healthier indoor air beyond raw temperature control. Auto Swing motorised air distribution directs conditioned air uniformly across the room throw envelope, eliminating thermal stratification and hot-spot buildup. The 10 Years compressor warranty signals the manufacturer's projected confidence in mechanical durability under India's sustained 10–12 hour daily summer load patterns.
Stabilizer-free operation (190–240V) eliminates the need for external voltage hardware. Auto-restart with non-volatile memory ensures the EI 18I5T WZR resumes at the last-set temperature and mode after power interruption — a functional reliability requirement for Indian grid zones experiencing 4–10 daily outages during peak summer months. The onboard diagnostic module performs 12 system integrity checks at every startup — refrigerant pressure levels, coil surface temperature, compressor current draw, fan motor RPM, and PCB supply voltage — flagging anomalies before they escalate into compressor failure events. 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.