Carrier Optimax Pro 5 HP Cool & Heat Split AC (code 53QHET36N-708F): a wall-mounted split air conditioner from Carrier rated 5 HP ≈ 36,000 BTU/hr, cool & heat, with a fixed-speed compressor, on R410A refrigerant. Priced at EGP 78,890 including delivery within our service areas, from El Shora, authorized Carrier and Midea distributor in 6th of October.
See all Carrier 5 HP models, prices and series differences on one page: Carrier 5 HP air conditioners.
Refrigerant: R410A – the standard refrigerant most widely used in Egypt: any service centre can charge it and parts are available everywhere. How it compares with R32.
Carrier Optimax Pro 5 HP Cool & Heat Split AC – technical specifications
| Brand | Carrier |
| Series | Optimax Pro |
| Model code | 53QHET36N-708F |
| Unit type | Wall-mounted split |
| Nominal capacity | 5 HP ≈ 36,000 BTU/hr |
| Approximate area | 32 – 43 m² at 2.8 m ceiling |
| Operating mode | Cool & heat (heat pump) |
| Compressor | Fixed speed – tropical twin-rotary, Hitachi / GMCC Toshiba |
| Refrigerant | R410A |
| Power supply | Single-phase / 220 V |
| Refrigerant pipe sizes (manufacturer catalogue) | gas 3/4" × liquid 3/8" |
| Max pipe run / height difference | 25 m / 10 m |
| Warranty | Authorized dealer warranty — duration and terms are stated in the warranty certificate and the quotation |
| Price (delivery only) | EGP 78,890 – updated 12 September 2026 |
Pipe sizes and maximum run come from the manufacturer catalogue for this exact model; the rest of the table is from our company data. The full table for every model is at the refrigerant pipe size table.
What does 53QHET36N-708F mean?
The code is not random; reading it lets you make sure you are comparing the same model at any seller (per the brand's Egyptian models):
- 53 = the Carrier Egypt model prefix
- Q = cool & heat (heat pump)
- 36 = cooling capacity in thousands of BTU (36,000 BTU/hr ≈ 5 HP)
- N = fixed-speed compressor
How many m² does 5 HP cool?
Using our approved heat-load method (length × width × height × a factor of 300 / 350 / 400 BTU/m³ depending on exposure), this capacity covers 32 to 43 m² at a 2.8 m ceiling. High capacity for large halls, shops, small restaurants and pharmacies. In commercial use, long running hours turn the inverter-vs-fixed consumption gap into a noticeable yearly amount. Large glazing, a kitchen and the number of occupants raise the load, so confirm with a real calculation: how engineers pick the right AC capacity · what HP and BTU mean · the AC calculator.
Cooling, heating and the compressor
Cool & heat (heat pump): it cools in summer and heats in winter from the same unit, far cheaper to run than electric heaters. Heating efficiency drops on very cold nights but is more than enough for an Egyptian winter.
This is a fixed-speed model: cheaper to buy, simpler to maintain, and best suited to intermittent or seasonal use. For long daily use, compare it with the inverter using an electricity-bill calculation.
The Carrier Optimax Pro series
Optimax Pro is the Carrier series we sell most. Fixed-speed, simple, on the common R410A refrigerant, and its real advantage is that every technician knows it and parts are everywhere. Our range has 8 models in this series from 1.5 to 5 HP, and this model is the largest capacity in the series. All models are in the Optimax Pro category · all Carrier prices.
Who should buy this model
The ideal case for this model: use is intermittent or seasonal and the purchase price matters most, together with you want winter heating from the same unit without a separate heater, and the space is 32 to 43 m² with an external wall close by for the pipe route. We say that plainly so you do not pay for a feature you will not use.
Compare 53QHET36N-708F before you decide
The table puts this model next to its closest alternatives from our system: the same model in the other operating mode, the inverter or fixed-speed version, the other brand's equivalent, and the other capacities of the same series. Differences in EGP are computed from our current prices.
| Comparison | Model | Price (EGP) | vs 53QHET36N-708F |
|---|
| Inverter version | 53QHET36DN-708F (Optimax Inverter) | 91,400 | +EGP 12,510 (16%) |
| Midea equivalent | M1SFT-36HRNF-Q8 (Mission Pro) | 74,480 | −EGP 4,410 (6%) |
| Same series, 1.5 HP cool only | 53KHCT12N-708 | 23,440 | −EGP 55,450 (70%) |
| Same series, 1.5 HP cool & heat | 53QHCT12N-708F | 25,171 | −EGP 53,719 (68%) |
| Same series, 2.25 HP cool only | 53KHCT18N-708 | 33,648 | −EGP 45,242 (57%) |
| Same series, 2.25 HP cool & heat | 53QHCT18N-708F | 36,745 | −EGP 42,145 (53%) |
This is the cheapest Carrier 5 HP wall-mounted split in our range out of 2 models at this capacity.
Is this a good price?
A simple measure that compares prices fairly: divide the unit price by its rated capacity. 53QHET36N-708F costs EGP 78,890 for 36,000 BTU, which means 2,191 EGP per 1,000 BTU.
| This model | EGP 2,191 per 1,000 BTU |
| Average across our wall-mounted split range (44 models) | EGP 1,971 |
| Cheapest model of the same type | EGP 1,570 |
| Most expensive model of the same type | EGP 2,652 |
Cost per unit of cooling here is 11% above average, which is expected because you are paying for heating and the series level. If that number matters most, the comparison table above has the cheaper options.
Installation: what actually matters
A wall split is installed the same day in a ready space: the indoor unit at 2.1 to 2.3 m height away from direct sun, the outdoor unit on brackets with enough ventilation clearance and a drain route with correct slope.
Our installation follows a written protocol: copper sizes matching the catalogue, full Armaflex insulation, a nitrogen pressure test and micron vacuum before charging, a correct drain slope, and photos of each stage on our system. That, not the unit itself, is what decides compressor life. Details in AC installation · AC maintenance.
The unit price includes delivery only within our service areas; installation, commissioning, warranty activation and after-sales service are a separate paid service, written clearly in the quotation together with any extra pipe length, preparation, chasing or scaffolding the site needs.
From our real installations
Photos from El Shora's work on the same type of unit; they show the installation standard you pay for, not this exact model.
Worth reading before you buy
What customers ask about the Carrier Optimax Pro 5 HP Cool & Heat Split AC
How big a room does the Carrier Optimax Pro 5 HP Cool & Heat Split AC cover?
This capacity (5 HP ≈ 36,000 BTU) covers 32 to 43 m² at a 2.8 m ceiling, based on 300 to 400 BTU per cubic metre. On a top floor or a sunny façade treat it as the minimum, and you can check with the AC calculator.
What is the price of the Carrier Optimax Pro 5 HP Cool & Heat Split AC today?
EGP 78,890 for the unit including delivery only within our service areas (updated 12 September 2026). Installation, commissioning, warranty activation and after-sales are a separate paid service, written clearly in the quotation before any work.
Does it really heat in winter?
Yes, this is a cool & heat (heat pump) model that heats from the same unit at far lower consumption than an electric heater. Heating efficiency drops on very cold nights but is enough for an Egyptian winter.
Should I buy this fixed-speed model or an inverter?
For intermittent or seasonal use, the fixed-speed model is cheaper to buy and simpler to service. If the unit will run long hours every day, compare it with the inverter (53QHET36DN-708F at EGP 91,400) because the consumption gap pays back the price difference over time. The maths is in inverter or fixed-speed.
What does the code 53QHET36N-708F mean?
The code summarises the model: the Carrier prefix 53, Q = cool & heat, the number 36 = 36,000 BTU (5 HP), and N = fixed-speed compressor. Details in the code section above.
This model uses R410A — what does that mean?
R410A is the standard refrigerant widely used in Egypt: any service centre can charge it and every workshop has the tools. The full comparison is in R32 versus R410A.
Delivery and installation in your area
Supply, installation and maintenance run from our base in 6th of October, with appointments confirmed before the visit and photo documentation. Among the areas we serve: AC in New Alamein · AC in New Zayed · AC in Heliopolis · AC in Shorouk · all service areas.
Request a quotation · Contact us · El Shora, Carrier dealer
