Description
✅ Authorised Mitsubishi Heavy Duty Dealer — 100% Genuine · Mahajan Electronics Since 1981
2.25 Ton · 3-Star BEE 2026 · ISEER 4.55 · DC Twin Rotary Hyper Inverter · R32 · 19m Jet Flow · 52°C ambient · 145–285V · 3D Auto · PM2.5 Nano + Anti-Viral filter · Self-Dry · Blue Fin · Varistor · 1250 CMH · 41.80 m² · DXK27YAMDA-W.
2.25 Ton. ISEER 4.55. 3-Star 2026.
DC Twin Rotary. 19m Jet Flow. 52°C. 145–285V.
PM2.5 + Anti-Viral. 3D Auto. R32. Japanese engineering.
Mitsubishi Heavy's DXK27YAMDA-W is engineered for extreme Delhi NCR conditions — DC Twin Rotary Hyper Inverter compressor handles 2.25 Ton loads with ISEER 4.55 efficiency; Jet Flow Technology pushes cooled air 19 metres for full large-room coverage; 52°C ambient operation maintains cooling when standard ACs cut out; 145–285V wide voltage eliminates stabiliser requirements. PM2.5 Nano filter + Anti-Viral pre-filter for Delhi air quality. 3D Auto surround cooling. R32 eco-refrigerant. Self-dry auto-clean. Blue Fin anti-corrosion. Varistor surge protection. 41.80 m² coverage.
📐 Recommended area 41.80 m² (~450 sq ft) — tonnage vs room size
Under 25 m² (270 sq ft)
1–1.5 Ton sufficient — 2.25 Ton is oversized, will short-cycle
25–32 m² (270–350 sq ft)
1.5–2 Ton typically adequate — 2.25T borderline
32–45 m² (350–485 sq ft) ✓
2.25 Ton appropriate zone — DXK27YAMDA-W designed for this range
45–60 m² (485–650 sq ft)
2.25T may under-cool in peak summer — consider 3 Ton
Actual cooling requirement depends on ceiling height, sun exposure, insulation, number of people, and heat-generating appliances. Delhi NCR summer peak (42–47°C) increases effective load. Call 9710000251 for a room assessment before purchase.
DC Twin Rotary Hyper Inverter compressor — why two rotors matter at 2.25 Ton
A rotary compressor uses an eccentric rotor spinning inside a cylindrical chamber to compress refrigerant — the rotor's off-centre rotation creates expanding and contracting gas volumes that alternately draw in low-pressure refrigerant vapour and compress it to high-pressure discharge. A single rotary compressor produces one compression cycle per rotor revolution, with a corresponding vibration pulse — at the high-torque, high-speed operating conditions of a 2.25 Ton heavy-duty application, this single-pulse vibration characteristic produces more noise and mechanical stress than is ideal for residential environments. The DC Twin Rotary design uses two rotors offset by 180° within the same compressor body. The two rotors each produce one compression pulse per revolution, but because they are offset by half a revolution, their pulses are interleaved — one rotor discharges while the other is in the middle of its compression stroke. This halves the rotational inertia variation per revolution, producing smoother torque delivery, lower vibration amplitude, and quieter operation than a single rotary compressor at equivalent displacement and speed. The smoothed torque also reduces bearing stress and wear at high-speed operation, contributing to the compressor's longevity — relevant for Mitsubishi Heavy's positioning as a heavy-duty, long-life industrial-quality product. The Hyper Inverter designation refers to the DC inverter drive system that modulates the compressor's rotational speed continuously across the 0.40–2.51 Ton capacity range — at low cooling demand (morning, evening, transitional seasons), the compressor slows to partial load; at peak Delhi summer demand, it accelerates to maximum capacity. The ISEER 4.55 (Indian Seasonal Energy Efficiency Ratio) reflects this variable-speed efficiency across the full range of real-world operating conditions in India's seasonal climate — a higher ISEER means lower average electricity consumption across the cooling season.
Jet Flow Technology — how 19-metre air throw fills large rooms without hot corners
Standard residential split AC indoor units produce air throw distances of 8–12 metres — adequate for rooms up to 300–350 sq ft where the distance from the AC to the far wall is 4–6 metres and return air circulation covers the room within 2–3 throw lengths. For larger rooms (350–500 sq ft), standard throw distances leave the far-end and corner zones poorly covered — the conditioned air slows and warms before reaching these areas, creating temperature gradients where the area near the AC reaches setpoint while far corners remain significantly warmer. Jet Flow Technology addresses this through aerodynamic airflow concentration: the indoor unit's cross-flow fan is redesigned with a higher-density blade geometry and increased fan speed, and the air outlet geometry channels airflow into a more concentrated, higher-velocity jet rather than the diffuse pattern of standard indoor units. The narrower, faster-moving airstream maintains velocity over longer throw distances (analogous to the difference between a diffuse shower head and a directed hose nozzle — the latter maintains water velocity and range at the cost of broader coverage width). At 19 metres, a single DXK27YAMDA-W indoor unit can effectively cool a large living room, office, or showroom from one end to the other without requiring multiple units or suffering from hot-corner zones. The 1250 CMH (Cubic Metres per Hour) airflow specification represents the volume of air circulated per hour — at 1250 CMH in a 42 m² room with 3-metre ceilings (126 m³ volume), the room's entire air volume is cycled approximately every 6 minutes, ensuring rapid temperature pull-down and continuous fresh supply of conditioned air to all room zones.
52°C ambient operation + 145–285V wide voltage — engineering for Delhi NCR's real conditions
Most residential split ACs are rated for ambient operation up to 43–46°C — the maximum outdoor temperature at which the compressor and refrigerant system can maintain rated cooling output. This specification reflects the design temperature of the refrigerant circuit: at high ambient temperatures, the condensing pressure (the pressure at which refrigerant releases heat to the outdoor air) increases, requiring the compressor to work harder. As ambient temperature rises above the rated maximum, the condensing pressure exceeds the compressor's design operating range — the AC's control system enters thermal protection mode, reducing or suspending compressor operation to prevent damage. Delhi NCR's peak summer ambient temperatures (typically 42–47°C in May–June, with outdoor unit locations on rooftops or western-facing walls potentially reaching 48–52°C due to solar and reflected heat gain) can exceed standard ACs' 43–46°C ratings, causing the AC to cut out precisely when maximum cooling is needed. The DXK27YAMDA-W's 52°C ambient rating specifies that Mitsubishi Heavy has engineered the refrigerant circuit (using R32's higher pressure-temperature operating range), compressor design, and heat exchanger sizing to maintain cooling operation at outdoor temperatures up to 52°C — providing a meaningful 5–9°C safety margin above typical Delhi NCR peak conditions. The 145–285V wide voltage range addresses Delhi NCR's power supply fluctuation reality. Standard ACs operate from approximately 170V to 260V — voltage dips below 170V (common during peak demand periods, particularly in evening hours or during monsoon grid stress) cause the AC to shut off or operate inefficiently. The DXK27YAMDA-W's 145V lower limit provides an additional 25V of operational headroom below standard ACs' lower limits, allowing the compressor to continue operating through voltage dips that would shut down a standard AC.
PM2.5 Nano filter + Anti-Viral pre-filter + Self-Dry auto-clean — three air quality features for Delhi NCR
Delhi NCR's air quality crisis makes indoor air filtration in AC units functionally important rather than merely a premium feature. Delhi consistently records PM2.5 levels of 60–150 µg/m³ in moderate pollution days and 300–500+ µg/m³ during severe winter inversion events — WHO safe daily limit is 15 µg/m³. When an AC circulates room air through its indoor unit, the air passes through the filter before being cooled and re-circulated. A standard AC filter (typically a washable mesh) captures large particles (>10 microns) but allows PM2.5 (particles ≤2.5 microns) to pass freely. The DXK27YAMDA-W's PM2.5 Nano Air Filter uses a finer filtration medium designed to capture particles in the 2.5 micron and below range — reducing the indoor concentration of PM2.5 pollutants that re-circulate each time the AC runs. In a closed room running the AC, PM2.5 Nano filtration gradually reduces indoor PM2.5 concentration below outdoor levels, providing a genuine health benefit during high-pollution periods. The Anti-Viral Coated Pre-Filter applies a biocidal coating to the pre-filter (the first filtration layer that captures large particles) — the coating inhibits growth of captured microorganisms that would otherwise multiply on the warm, humid filter surface and be redistributed into the room air. Self-Dry (the AC's auto-clean cycle) runs a drying cycle for approximately 30 seconds after the cooling operation ends — the indoor unit fan continues running without cooling, evaporating moisture from the evaporator coil surface and drain pan. This prevents the mould growth and bacterial colonisation that occur on persistently damp evaporator coil surfaces, reducing the "musty smell when AC first turns on" that is characteristic of poorly maintained AC units, and maintaining coil heat transfer efficiency.
⚙️ All Features
DC Twin Rotary Hyper Inverter
0.40–2.51T range · lower vibration vs single rotary
Jet Flow — 19m Air Throw
Large room coverage · no hot corners · 1250 CMH
3D Auto Surround Cooling
Independent vertical + horizontal louvers · auto optimise
52°C Ambient Rating
Operates in extreme Delhi heat — no cut-out
145–285V Wide Voltage
No stabiliser required · Delhi NCR voltage fluctuations
PM2.5 Nano Filter
Captures fine particles for Delhi NCR pollution
Anti-Viral Pre-Filter
Biocidal coating inhibits microorganism growth
Self-Dry Auto-Clean
30-sec drying cycle post-cooling — prevents mould
Blue Fin Anti-Corrosion
Condenser fin coating — outdoor durability
Varistor Surge Protector
PCB + compressor protection from voltage spikes
⚡ 145–285V Wide Voltage Operation — no stabiliser required
⭐ BEE Star Rating 2026 — ISEER 4.55 · 3-Star
🛡️ Protection stack — heavy-duty durability features
Blue Fin Coating
Anti-corrosive condenser fins — humidity + pollution resistance
Varistor Surge Protector
Metal oxide varistor clamps voltage spikes → protects PCB + compressor
Protective Shield Electronics
Board-level protection against dust, moisture, insects
52°C Ambient Rating
Engineered refrigerant circuit → no cut-out at Delhi peak summer
🎯 Ideal for
| Brand | Mitsubishi Heavy Industries (MHI) Air-Conditioners India |
| Model | DXK27YAMDA-W (2026 Series) |
| Type | Inverter Split AC |
| Capacity | 2.25 Ton (0.40 – 2.51 Ton range) |
| BEE Star Rating | 3 Star (2026) |
| ISEER | 4.55 |
| Compressor | DC Inverter Twin Rotary (Hyper Inverter) |
| Refrigerant | R32 (eco-friendly, low GWP) |
| Airflow | 1250 CMH |
| Air throw | Up to 19 metres (Jet Flow Technology) |
| Max ambient temperature | 52°C |
| Voltage range | 145V – 285V (stabiliser-free operation) |
| Air swing | 3D Auto — independent vertical + horizontal louvers |
| Filtration | PM2.5 Nano Air Filter + Anti-Viral Coated Pre-Filter |
| Auto-clean | Self-Dry (~30 seconds post-cooling) |
| Corrosion protection | Blue Fin anti-corrosive coating |
| Surge protection | Varistor (Metal Oxide Varistor) |
| Recommended area | Up to 41.80 m² (~450 sq ft) |
| Indoor unit (W×H×D) | 1100 × 330 × 250 mm |
| Outdoor unit (W×H×D) | 910 × 752 × 330 mm |
| ⚠️ Warranty | 1 Year Complete Warranty + 5 Years Pcb + 10 Years on Compressor |
🛡️ Authorised Mitsubishi Heavy Duty Dealer + Warranty
2.25 Ton. ISEER 4.55. 3-Star 2026. DC Twin Rotary. 19m Jet Flow. 52°C. 145–285V. PM2.5+Anti-Viral. 3D Auto. R32. Self-Dry. Blue Fin. Varistor. Order today.
Heavy-duty Japanese cooling for Delhi NCR's extreme summers — 52°C ambient rated, 145–285V stabiliser-free, 19m Jet Flow for large rooms, PM2.5 Nano filtration for Delhi air. Expert installation at Mahajan Electronics. 24-hour delivery. GST invoice. Genuine Mitsubishi Heavy — since 1981.
Please Note: The image shown is for reference purposes only. Actual product details, including the serial number and manufacturing date, may vary.
