Description
✅ 1-Year Comprehensive + 5-Year Compressor Warranty — Authorised O'General Partner · 100% Genuine · Mahajan Electronics Since 1981
Japanese engineering. Free standard installation Delhi NCR. 24-hour delivery. GST invoice available.
🇯🇵 O'General 1.5 Ton 2★ Fixed Speed Split AC. Hot & Cold. 52°C Ambient. Anti-Corrosive Copper Condenser. R32. Self-Diagnosis + Auto Restart. 5-Yr Compressor. ASGA18NMWA.
The O'General ASGA18NMWA is the Hot & Cold fixed-speed 1.5-ton split AC for medium rooms (111–150 sq ft) that need year-round comfort — cooling in summer up to 52°C ambient, heating in winter for rooms that get cold without central heating; 100% copper condenser with anti-corrosive hydrophilic fin coating for Delhi NCR's humidity, dust, and pollution; R32 eco-friendly refrigerant; self-diagnosis detects issues before they become failures; auto restart restores previous settings after power cuts; 5-year compressor warranty. Free standard installation included. Japanese engineering, Made for Indian conditions.
❄️ Choose by room size, budget, and whether you need heating
ASGA18NMWA — this
- 1.5 Ton — 111–150 sq ft rooms
- Fixed Speed — consistent output, lower price
- Hot & Cold — winter heating included
- 52°C ambient — extreme heat rated
- 2 Star ISEER 3.88
- 5-Yr compressor warranty
ASGG24CEAC-B
- 2 Ton — up to 220 sq ft rooms
- Inverter — variable speed, lower running cost
- Cooling only
- 55°C ambient — highest in range
- 5 Star ISEER 5.60 — lowest bills
- 5-Yr PCB + 10-Yr compressor warranty
Hot & Cold — why a heating-capable AC makes practical sense for Delhi NCR winters
Delhi NCR winters are genuinely cold — December and January temperatures regularly drop to 4–8°C at night and 10–15°C during the day, with occasional cold wave events bringing temperatures to 2–3°C. For households in apartments or independent floors without central heating, the options are typically a room heater (effective but expensive to run, dry heat that reduces humidity and causes respiratory discomfort, fire risk from coils near furnishings), an oil-filled radiator (slow to warm a room, adequate only as a supplement), or a gas heater (not suitable for bedrooms overnight). A Hot & Cold split AC uses the same refrigeration cycle as cooling but runs it in reverse — the outdoor unit extracts heat from the ambient air (even at low outdoor temperatures) and transfers it indoors, functioning as a heat pump. Heat pump heating is 3–4× more energy-efficient than electric resistance heating: for every unit of electricity consumed, a heat pump delivers 3–4 units of heating energy, compared to 1:1 for a resistance heater. The ASGA18NMWA's Hot & Cold mode provides warm, comfortable air circulation (unlike the dry, still heat of a room heater) at a fraction of the running cost. For a bedroom in a Delhi apartment, the Hot & Cold split AC eliminates the need for a separate room heater — one appliance serves both the May 45°C afternoon and the January 5°C night.
Anti-Corrosive Copper Condenser with Hydrophilic Fin Coating — specifically engineered for Delhi NCR's pollution profile
Delhi NCR's outdoor air quality presents a specific corrosion challenge for AC outdoor units that goes beyond simple humidity: PM2.5 and PM10 particulate matter includes sulphur dioxide compounds from vehicle exhaust and industrial emissions that form sulphuric acid in the presence of moisture; nitrogen oxides form nitric acid; and the alkaline dust from construction activity (common year-round in NCR's constantly developing areas) creates a mixed chemical environment on condenser fin surfaces. Standard aluminium condenser fins oxidise in this environment — a process that creates aluminium oxide deposits on the fin surface that reduce heat transfer efficiency and, over time, structurally weaken the fin material causing perforation. The ASGA18NMWA's copper condenser with hydrophilic fin coating addresses both mechanisms: copper's corrosion resistance in acidic, humid environments is significantly better than aluminium's; the hydrophilic coating on the fin surfaces causes water droplets to spread into a thin film rather than beading, carrying away dissolved pollutants before they can concentrate and attack the metal; and the smooth water drainage also improves heat transfer efficiency by removing the insulating water film that beaded droplets leave on standard fins. For an outdoor unit mounted on a terrace, balcony, or external wall in Delhi NCR's air quality conditions, the anti-corrosive copper condenser directly extends the useful life of the AC and maintains its cooling efficiency over more years of operation than a standard aluminium condenser unit.
Fixed Speed Compressor — what it means, who it's right for, and the honest trade-off vs inverter
A fixed-speed AC compressor runs at one speed — when the room needs cooling, it runs at full capacity; when the set temperature is reached, it stops; when the room warms again, it restarts at full speed. An inverter AC modulates its compressor speed continuously to match the exact cooling requirement — running slowly when the room is nearly at temperature and faster when the heat load is high. The energy efficiency advantage of inverter over fixed speed is real and significant for heavy-use scenarios (8+ hours daily, large rooms with high heat load, peak summer usage). However, for specific use cases, fixed speed makes practical sense: intermittent use (1–3 hours at night for sleep, not all-day operation) — the energy saving of an inverter is proportional to usage hours, so lower daily use reduces the payback period advantage; budget-conscious buyers where the lower upfront price of a fixed-speed AC is a priority; and rooms where the cooling requirement is consistent and predictable (a small bedroom where the AC runs to a set temperature and shuts off, rather than a large open-plan area with variable heat load). The ASGA18NMWA's fixed-speed Heavy-Duty Rotary Compressor delivers the same O'General build quality, 52°C ambient rating, anti-corrosive copper condenser, and Hot & Cold capability as the premium inverter models — at a lower purchase price.
Self-Diagnosis + Auto Restart
Self-diagnosis monitors operational parameters and detects anomalies before they cause failures — error codes displayed on the unit and remote guide service identification. Auto Restart is particularly relevant for Delhi NCR's daily summer power cut cycles: when power is restored after a load-shedding event, the AC automatically resumes the previous temperature setting and mode without requiring manual operation — important for a bedroom AC running overnight where the occupant is asleep when power is restored at 3am.
High-Velocity Precision Airflow
Wide airflow vanes and optimised duct design distribute cool air uniformly across a 111–150 sq ft room — covering the full floor area rather than creating a cold zone directly below the unit. The fixed-speed compressor's consistent full-capacity output means airflow is steady and predictable rather than varying with inverter speed modulation. For fast initial cooling of a hot room (returning home to a 42°C interior after a summer afternoon), the full-capacity fixed-speed output may cool the room faster than a modulating inverter at partial load.
R32 Refrigerant — Eco-Friendly
R32 has zero ozone depletion potential and a GWP of 675 — significantly lower than the legacy R22 (GWP 1,810) it replaces and lower than R410A (GWP 2,088) used in many competing models. R32 also improves thermodynamic efficiency — the same cooling output requires less refrigerant charge and less compressor work, contributing to the unit's energy performance. As India's refrigerant transition schedule progresses toward lower-GWP alternatives, R32-capable equipment is aligned with the regulatory direction.
Weather-Resistant Outdoor Unit
Powder-coated weather-resistant outer casing on the outdoor unit withstands Delhi NCR's monsoon rain, post-monsoon humidity, winter fog, and summer dust storms — the pre-treatment and powder coating provides corrosion resistance beyond standard painted steel casings. For an outdoor unit exposed to the direct elements on a terrace or external wall bracket, the casing durability directly extends the unit's maintenance-free operating life between service inspections.
🎯 Ideal for
| Brand | O'General (Fujitsu General) |
| Model | ASGA18NMWA |
| Type | Split AC — Fixed Speed · Hot & Cold |
| Capacity | 1.5 Ton (5.28 kW / 18,000 BTU/h) |
| Energy rating | 2 Star — ISEER 3.88 |
| Compressor | Heavy-Duty Rotary — Fixed Speed |
| Max ambient temp | 52°C |
| Condenser coil | 100% Copper — Anti-Corrosive + Hydrophilic Fin Coating |
| Refrigerant | R32 — Zero ODP, GWP 675 |
| Coverage area | 111–150 sq ft |
| Hot & Cold | Yes — Cooling + Heating mode |
| Self-diagnosis | Yes — error code display |
| Auto Restart | Yes — restores settings after power cut |
| Operating voltage | 220–240V / 50Hz |
| Outdoor unit | Powder-Coated Weather-Resistant Casing |
| Colour | White |
| Country of origin | Japanese engineering |
| Warranty — product | 1 Year Comprehensive |
| Warranty — compressor | 5 Years |
| Installation | Free Standard Installation — Delhi NCR |
🛡️ Warranty + Free Installation
1.5 Ton. Hot & Cold. 52°C. Anti-Corrosive Copper. R32. Auto Restart. 5-Yr Compressor. Free Installation. Order today.
Year-round comfort — summer cooling, winter heating. 24-hour delivery Delhi NCR. Free installation. GST invoice. Genuine O'General — Mahajan Electronics since 1979.
Product image for reference. Free installation includes standard fitting — non-standard installations may attract additional charges. Warranty T&C apply.
Hitachi ACs are engineered to work under extreme summer temperatures with 100% cooling capacity. Our machines deliver full capacity without derating even in extreme tropical temperatures.
Hitachi’s 100% inner grooved copper ensures faster cooling with its turbulent refrigerant flow, that enhances heat transfer rate.
Please Note: The image shown is for reference purposes only. Actual product details, including the serial number and manufacturing date, may vary.
The image shown is for reference only. The actual serial number and manufacturing date may vary.
