Included basic delivery fee
✅ Authorized Good
-41%
聖誕-GREE&HITACHI冷氣機減50
Hitachi RAK-CJ18CAK  2hp Frost Wash Inverter cooling wall-mounted split type
HITACHI 日立 RAK-CJ18CAK

Hitachi RAK-CJ18CAK 2hp Frost Wash Inverter cooling wall-mounted split type

(4.41) 17 reviews 100+ purchased

Discontinued. Ask us about the latest replacement models to secure your full warranty coverage
    FPS/Bank Transfer/Cash
  • HK$13,990
  • HK$8,039

Discounted price for other paymentsHK$8,288

Extend Product Warranty

Extends your appliance warranty for additional years after the original warranty period ends. Includes free on-site inspection, repair, and one-for-one replacement services. Learn More

1 year(s)
$ 450
2 year(s)
$ 869
3 year(s)
$ 1,127
No Extended Warranty
🔧 Installation is not included. Please schedule a site visit to receive an installation quote.

The Hitachi RAK-CJ18CAK is a high-performance 2hp Frost Wash Inverter cooling wall-mounted split type air conditioner designed for efficient and reliable cooling. Featuring Hitachi's advanced Complete DC Inverter technology and a cooling capacity of 18,760 BTU (5.2kW), this model delivers powerful yet energy-efficient operation, achieving a Grade 1 Energy Label rating. Its innovative Frost Wash system ensures a cleaner indoor unit, promoting healthier air quality and long-term durability.

Key Features

  • Frost Wash System: The unique Frost Wash frost purification system cleans the heat exchanger by freezing and then thawing the accumulated dirt and dust, ensuring anti-bacterial, mildew-proof, and virus-proof performance for cleaner air.
  • Advanced Air Filtration: Equipped with ZPT Air filters that are certified to effectively remove up to 99% of COVID-19 viruses, along with a Nano-Ti Pre Filter for enhanced air purification.
  • Environmentally Friendly Refrigerant: Utilizes R32 refrigerant, which has a lower global warming potential compared to traditional refrigerants.
  • Complete DC Inverter Technology: Provides precise temperature control, faster cooling, and significant energy savings by adjusting compressor speed.
  • Cooling Only Series: Dedicated inverter cooling performance for optimal comfort in warmer climates.
  • Enhanced Air Supply: Features ultra-wide air supply capabilities with adjustable airflow direction (Up, Down, Left, Right) for even distribution.
  • Power Mode: Includes a "POWER" function for extremely fast cooling when rapid temperature reduction is desired.

Technical Specifications

  • Indoor Unit Model: RAK-CJ18CAK
  • Outdoor Unit Model: RAC-CJ18CAK
  • Horse Power: 2 HP
  • Energy Label: Grade 1
  • Refrigerant Type: R32
  • Cooling Capacity: 18,760 BTU / 5.2 kW
  • Heating Capacity: Not applicable (Cooling only model)
  • Net Weight (Indoor Unit): 10.5 kg
  • Net Weight (Outdoor Unit): 24 kg
  • Indoor Unit Dimensions (W x H x D): 900 x 300 x 230 mm
  • Outdoor Unit Dimensions (W x H x D): 750 x 570 x 288 mm
  • Liquid Pipe Diameter: 6.35 mm
  • Gas Pipe Diameter: 12.7 mm
  • Maximum Pipe Length (one way): 20 m
  • Minimum Pipe Length (one way): 3 m

Operation Modes & Functions

  • Operation Modes: Cooling, Silent, Dry, Fan
  • Frost Wash System: Available on Indoor unit
  • Air Filters: ZPT Air Filter, Nano-Ti Pre Filter
  • POWER Function: Enables extremely fast cooling
  • 12-Hour Timer: Allows setting on/off times for convenience.
  • Auto Restart: Automatically resumes operation with previous settings after a power outage.

Warranty: 2 years warranty provided by Tak Cheong Air Conditioning Equipment Supply Co., Ltd.



The product information above is for reference only; everything is subject to the brand's official website.

Hitachi RAK-CJ18CAK 2hp Frost Wash Inverter cooling wall-mounted split type Review

Ni******n 02/02/2025

The air conditioner is very suitable for our family. The installer is professional and patient, we are very satisfied! Looking forward to a cool summer.

Ma********i 21/01/2025

分體式冷氣夠靜又慳電,制冷效能又高,啱晒香港悶熱天氣!不過裝拆費用就貴啲,要搵專業師傅搞掂⚒️

Be********n 03/02/2025

日立RAK-CJ18CAK真係好用到無話說,靜音又能快速降溫,真心推薦呀!👍👍睇長遠都係日立最抵玩!

Ch******g 18/02/2025

用咗一段時間,冷氣效果唔錯啦,但係遙控器設計有啲難用。整體都算係滿意。

Wi*******g 08/01/2025

呢部冷氣機嘅效能好唔錯,價錢亦算公道。唯一缺點就係設計冇咁吸引。

Ha******e 07/11/2024

我個房間買咗部,好快涼,一啲嘈音都冇。售後服務有問必答,好好

Co******n 21/12/2024

好靜音,好慳電嘅冷氣機。服務態度好好嘅店員!畢生推薦。😊

St*******o 16/02/2025

The air conditioning is strong but sometimes a little bit noisy.

Ro*******n 04/11/2024

Everything has been okay for a few months with no complaints.

Ja*****g 03/11/2024

遙控反應快 但個design可以再好睇啲

El****m 10/11/2024

送風幾均勻 房間每個角落都涼晒

Ap******g 07/03/2025

操作簡單開機就有涼風 唔錯呀

Li***i 25/12/2024

慳電唔錯 不過安裝要等耐啲

Ce*******u 28/02/2025

夜晚瞓覺好靜凍得舒服😌

Pe****o 09/12/2024

夠凍又靜,夏天救星☃️

Installation Price

Split-type AC Standard Installation fee    
Site inspection $200    
HP Installation fee    
3/4HP $1650    
1HP $1650    
1.5HP $1750    
2HP $1950    
2.5HP $2600    
3HP $3000    
Inspection fee $100, if the installation is confirmed after inspection,will be refunded for installation fee. Please note that we can not fix the date & time for inspection, master will contact the customer directly to confirm the date.    
Standard installation include:
12ft Refrigerant pipe
Water pipe and electric wire
4pcs Shock absorber rubber
Standard installation does not include the following items:
Electricity supply or extension of electric wire
Extra wall opening and dismantling window frame
Cutting or removal for an extra-large or extra-thick glass
Decoration /Finishing work such as wall-painting
Delivery location which is no elevator service provide
   
Inverter or cool warm type AC need with extra control wire; it will be quoted in separate.    
HP Installation fee    
3/4HP ** $380    
       
 
 
 
Split-type AC Extra Fee list
Installation of indoor unit rack (aluminum) Per set $300    
Installation of window split type air-conditioner unit rack with concrete base more than 28" (W) X 20"(D) Per set $300    
Installation of window split type air-conditioner unit rack without concrete base or with base less than 28"(W) X 20"(D) Per set $500    
Outdoor air-conditioner frame (aluminum or China 202 stainless steel) Per set (3/4-2.5HP) $500    
Same as above Per set (3HP) $650    
Same as above 3HP or above Quotation    
Extra surface refrigerant pipe with white insulator and control wire 3/4-1.0 HP Per feet $70    
Same as above 1.5HP or above Per feet $80    
Control wire with PVC conduit Included 12 feet $200    
Control wire with PVC conduit(after the12 feets) Per feet $20    
Additional Drain Pipe Per feet $10    
Concrete Wall opening (non structure brick wall only)*Not included leakproof & repair hole Per Hole (less 4" thick) $200    
Curtain Wall opening (non structure brick wall only)*Not included leakproof & repair hole Per Hole (less 6" thick) $200    
Remove waterproofed material of wall hole for refrigerator pipe which is located outside the building (9" depth or above) Per Hole $200    
Extra refrigerant for the extra pipe(7 meters above) Per set $500    
Installation of stainless steel water tray for outdoor unit (Highly Recommended for heat pump model) Per set $550    
To install quiet clear protective strip Per set $150    
Removal and Reinstallation of the window for the outdoor unit installation Per window $150    
Normal glass covering ( 6mm thick)(Use normal glass frit: other glass frit may have additional charge ) Per feet $80    
Frosted or tea glass seal (6mm thick) (if other glass glue is required, another quotation will be charged) per square foot Per square foot $90    
Aluminum window flying edge Per side $150    
Replacement of socket (each) $120    
Replacement of plug (each) $60    
Outdoor unit power supply (per foot) $20    
Dismantling of old window machine and aluminum frame (iron window / iron frame is calculated separately) $100    
Dismantling of old split machine and removal (under safe conditions) $300    
Outdoor high-altitude work (from the ground upwards of two meters or more, or half-body stretched out of the wall and practical according to the site environment) $300    
Radiator installation height above ground exceeds 2 meters $300    
Opening mouth (wood board or plasterboard), excluding mouth door and restoration $250    
Dismantling and installation of external wall insulation cover (shrimp shell) (under safe conditions) Each(first 3 meters) $250, thereafter each meter $50    
Emergency stop system $200    
Waterproof knife system $200    
Digging and hiding the throat without including the mud and water closure (per foot) $200    
Pulling the wire system one by one, pulled out from the main power box (including 15 feet of wire and insurance system) $800    
Pulling the wire system one by one, including 10 feet of wire $550    
Electric wire per foot $20    
Outdoor power supply with PVC soft lamp throat and accessories (within 6 feet) $150    
Snow seed throat shell (per foot) $150    
The installation process of split unit is carried out in multiple steps $150    
Arranging scaffolding for customers (reference price) (the third-party insurance amount is 20 million, if the estate requires a larger insurance amount, additional charges will be made) Standard scaffolding (within 8 feet X 8 feet) $3800    
Additional dimensions / special scaffolding shapes / insurance plus name or address (short-term) Quote    
Safety workbench Quote    
Special installation Quote    
Moving old split unit up or down stairs (per set per floor) $30    
Discovery Bay, outlying islands, restricted areas, and remote areas charges every single $300    
Village entrance fee (if the car cannot reach and requires walking to the installation location and depending on the length of the road conditions) Each single (reference price) $120    
       
Remarks

a. 12 months warrant is provided for installation works.

The warranty includes:(I)Air-conditioner frame (II)Connection failure of refrigerants pipes

Maintenance service does not include the followings:

Scaffolding must be provided by clients

Problems caused by poor maintenance such as leaking of drain pipe due to improper and irregular maintenance

Clients will responsible for the decoration /finishing work for inspection or maintenance if the air-conditioner pipe is covered or decorated.

In event of discrepancy or inconsistency between the Chinese and the English version

Delivery
  • Delivery: $100 per item(Waived for products marked as "Included free delivery")
    a) Additional charge for Tung Chung, Ma Wan & Discovery Bay: $100 each job 
  • Additional Stair Charge for Delivery (Except village house will charge $50 for each level, All apartment or building will charge $50 for each 10 steps, below 5 steps free of charge)
    a) General appliances: $30 each
    b) Window type air conditioner: 3/4HP to 1HP $30 each, 1.5HP to 2.5HP $50 each, 3HP or above require discussion separately
    c) Split type air conditioner, refrigerator, washing machine: $50 each
  • d) Built-in oven , Built-in Steam oven,Chimney Type Hood: $50 each
  • Walking distance more than 100m : Extra fee
Installation Schedule
  • **Installation fee table above quote is the designated contractor responsible for BBE**
  • Such as by other agents or other contractors deilvery fee/installation fee will be different. For more information, please contact our inquiry
  • Hong Kong Island (Tue,Thu,Sat) Kowloon (Mon to Sat) N.T. (Mon to Sat)

Why us?

Why Choose BBE?

The trusted choice of over 100,000 Hong Kong families, dedicated to delivering excellence in quality and service.

🏬 Multiple HK Showrooms

Visit our flagship stores in Mong Kok, Causeway Bay, and Tuen Mun to experience over 1,000 appliances from Europe, the US, and Japan. Our consultants are ready to provide expert installation advice.

💰 Best Price Guarantee

Awarded store with nearly 30,000 authentic reviews. We guarantee transparent and competitive pricing.

💬 1-on-1 Live Support

Get instant professional support via WhatsApp. From spec comparisons to dimension queries and installation questions, our expert team provides immediate answers.

100% Genuine Products

No parallel imports! All appliances are official Hong Kong distributor stock, coming with at least a 1-year original manufacturer warranty and a 7-day defective replacement guarantee.

🏆 Award-Winning Reputation

Our service quality is recognized by the industry and top brands alike. We have been honored with the Towngas TGC Sales Gold Award and Daikin’s Diamond Dealer status, alongside prestigious partner and distributor awards from Gree, Carrier, and Philips Smart Lock.

🔒 Secure Shopping & Install

Our site uses SSL encryption and supports various e-payments. We offer one-stop professional delivery and installation services for a worry-free experience.