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FSA312K50 Specifications, Features & Compatibility Guide
FSA312K50 delivers 3600W cooling power through 100% copper coils to combat 52°C peak Indian summer heat. A 3.64 ISEER rating optimizes electricity consumption for 90 sq ft spaces while R32 refrigerant boosts performance.
Quick Answer
Yes, the FSA312K50 is a smart purchase for Indian homes or small offices up to 90 sq ft. Its 3 Star BEE 2018 rating and ISEER of 3.64 promise verifiable energy savings, directly impacting your monthly electricity bill. With a 100% copper condenser and R32 refrigerant, it guarantees robust, efficient cooling even in extreme 52°C temperatures, ensuring reliable performance throughout the harshest summers.
Choose the FSA312K50 if you need reliable, energy-efficient cooling for spaces up to 90 sq ft, valuing its 3 Star rating and verified ISEER of 3.64 for long-term savings. However, avoid it for larger rooms or if your primary concern is the absolute lowest capital expenditure, rather than optimal operational cost.
✓ Who Should Buy
- •1 Ton 3 Star performance suitable for Up to 90 sq ft spaces.
- •Verified efficiency of 3.64 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 90 sq ft rated capacity.
- •Installations prioritizing minimum capital expenditure over 3.64 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 FSA312K50 is a 1 Ton 3 Star Fixed-Speed Split air conditioner rated at ISEER 3.64 under BEE 2018 protocols, setting the benchmark for energy efficiency in rooms Up to 90 sq. ft.. A verified cooling output of 3600W is delivered through its Rotary and 100% copper condenser, with R32 refrigerant ensuring optimal thermodynamic performance. Validated for 52°C ambient conditions, the FSA312K50 is engineered for India's harshest summer environments.
| Type | Split |
| Panel Display | LED |
| Brand | Mitashi |
| Model | FSA312K50 |
| Color | White |
| Launch Year | 2018 |
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Engineering Analysis
Energy performance of the FSA312K50 is anchored by its BEE 2018 3 Star certification and an ISEER of 3.64. 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 990W at 220 - 240V nominal supply, with an inverter drive board maintaining power factor above 0.95 across all load states.
The FSA312K50 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) 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 220 - 240V ensures safe operation. Auto-restart with non-volatile memory ensures the FSA312K50 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. 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 FSA312K50 is anchored by its BEE 2018 3 Star certification and an ISEER of 3.64. 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 990W at 220 - 240V nominal supply, with an inverter drive board maintaining power factor above 0.95 across all load states.
The FSA312K50 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) 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 220 - 240V ensures safe operation. Auto-restart with non-volatile memory ensures the FSA312K50 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. 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.