{"product_id":"daikin-3mxm40a8-4-0kw-multi-split-outdoor-unit-3-room-connection","title":"Daikin 3MXM40A8 4.0kW Multi-Split Outdoor Unit (3 Room Connection)","description":"\u003ch2\u003eDaikin 3MXM40A8 4.0kW Multi-Split Outdoor Unit (3 Room Connection)\u003c\/h2\u003e\n\u003cp\u003eThe Daikin 3MXM40A8 is a compact multi-split outdoor condensing unit with 4.0kW nominal capacity, designed to run up to three indoor units independently from a single outdoor condenser. Using R-32 refrigerant and Daikin's swing compressor technology, it delivers efficient, low-noise operation from a single external installation point — ideal where outdoor space or planning restrictions limit the number of condensers that can be sited.\u003c\/p\u003e\n\u003cp\u003eSupplied as the outdoor unit only, ready for connection to up to three compatible Daikin Perfera indoor units (FTXM, FVXM or CVXM series) by an F-Gas certified installation company.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4.0kW nominal outdoor unit capacity\u003c\/li\u003e\n\u003cli\u003eConnects up to 3 indoor units, each individually controllable\u003c\/li\u003e\n\u003cli\u003eA+++ cooling energy label\u003c\/li\u003e\n\u003cli\u003eR-32 refrigerant — 68% lower GWP than R-410A\u003c\/li\u003e\n\u003cli\u003eSwing compressor design for low noise and high efficiency\u003c\/li\u003e\n\u003cli\u003eInverter-driven compressor for continuous capacity modulation\u003c\/li\u003e\n\u003cli\u003eOperating range: cooling -10°C to 46°C DB \/ heating -15°C to 18°C WB\u003c\/li\u003e\n\u003cli\u003eCompact footprint: 552 × 852 × 350 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne outdoor unit, multiple rooms\u003c\/strong\u003e — connect up to three indoor units to a single outdoor condenser, reducing the number of external units needed on a wall, roof or courtyard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent room control\u003c\/strong\u003e — each connected indoor unit operates independently, with its own temperature and mode settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower environmental impact\u003c\/strong\u003e — R-32 refrigerant significantly reduces the global warming potential compared to older refrigerants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible installation\u003c\/strong\u003e — suited to properties where multiple rooms need air conditioning but outdoor unit space or aesthetics are a constraint.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMulti-room residential installations (up to 3 rooms)\u003c\/li\u003e\n\u003cli\u003eApartments and townhouses with limited outdoor unit space\u003c\/li\u003e\n\u003cli\u003eSmall offices requiring independent zone control\u003c\/li\u003e\n\u003cli\u003eRetrofit projects where a single condenser location is preferred\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor Unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3MXM40A8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling Energy Label\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA+++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Connectable Indoor Units\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor Dimensions H × W × D\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e552 × 852 × 350 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor Unit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSound Power Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e61 dBA cooling \/ 61 dBA heating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSound Pressure Level (nominal)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 dBA cooling \/ 47 dBA heating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle phase, 220-230-240V, 50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Fuse Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePipe Connections (per port)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4\" (6.35 mm) liquid \/ 3\/8\" (9.5 mm) gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Pipe Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 m (chargeless)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Vertical Rise\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFactory Holding Charge\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.88 kg R32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Range — Cooling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-10°C to 46°C DB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Range — Heating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-15°C to 18°C WB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRefrigerant\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eRoom Size Guide\u003c\/h3\u003e\n\u003cp\u003eAs an outdoor multi-split unit, the 3MXM40A8's 4.0kW total capacity is shared across the connected indoor units, so actual room sizing depends on the combination of indoor units selected (for example 2 × 2.0kW or a 1.5kW + 2.5kW split). As a general guide, allow the combined nominal capacity of the connected indoor units to sum to no more than 4.0kW for optimal performance, and consult a heat load calculation for larger or unusually specified rooms.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDaikin 3MXM40A8 outdoor condensing unit\u003c\/li\u003e\n\u003cli\u003eManufacturer documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eIndoor units, pipework, brackets and installation materials are sold separately.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eRecommended Installation Accessories\u003c\/h3\u003e\n\u003cp\u003eTo complete the installation, your engineer will typically require the following — all available from Airconspares:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePair coil\u003c\/strong\u003e — pre-insulated refrigerant pipework in the correct diameter for each connected indoor unit (1\/4\" liquid \/ 3\/8\" gas per port)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/de\/products\/rodigas-ms257-condenser-wall-bracket-800x550mm-140kg\"\u003eWall brackets or ground mounting feet\u003c\/a\u003e\u003c\/strong\u003e — for secure outdoor unit installation (36kg unit weight)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-vibration mounts\u003c\/strong\u003e — to reduce structure-borne noise from the outdoor unit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePVC trunking\u003c\/strong\u003e — to protect and conceal pipework and cables on the external wall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondensate pumps\u003c\/strong\u003e — one per indoor unit, where gravity drainage is not available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocal isolator switch\u003c\/strong\u003e — required by Part P of the Building Regulations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterconnecting cable\u003c\/strong\u003e — per connected indoor unit, sized to the installation manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePipework Installation Bundles\u003c\/h3\u003e\n\u003cp\u003eThis system requires \u003cstrong\u003e1\/4\" liquid\u003c\/strong\u003e and \u003cstrong\u003e3\/8\" gas\u003c\/strong\u003e line copper pipework per connected indoor unit. We offer pre-matched installation bundles containing Lawton ACR copper coil, Armaflex EVO insulation, forged brass flare nuts and a Mastercool flaring tool — everything your engineer needs for each pipe run, in one order:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/de\/products\/ac-copper-pipe-installation-bundle-1-4-lawton-acr-coil-armaflex-insulation-flare-nuts\"\u003eAC Copper Pipe Installation Bundle — 1\/4\"\u003c\/a\u003e\u003c\/strong\u003e — liquid line (6.35mm) | available in 6m, 15m \u0026amp; 30m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/de\/products\/ac-copper-pipe-installation-bundle-3-8-lawton-acr-coil-armaflex-insulation-flare-nuts\"\u003eAC Copper Pipe Installation Bundle — 3\/8\"\u003c\/a\u003e\u003c\/strong\u003e — gas line (9.53mm) | available in 6m, 15m \u0026amp; 30m\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this listing include indoor units?\u003c\/strong\u003e\u003cbr\u003eNo. This listing is for the 3MXM40A8 outdoor unit only. Compatible Daikin Perfera indoor units (wall mounted, floor standing or other) are sold separately — select up to three to connect.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many indoor units can I connect?\u003c\/strong\u003e\u003cbr\u003eUp to three, each individually controllable, provided the combined nominal capacity of the indoor units does not exceed the outdoor unit's rated output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this system include installation?\u003c\/strong\u003e\u003cbr\u003eNo. This listing is for the equipment only. Installation must be carried out by an appropriately F-Gas certified installation company.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this unit include refrigerant?\u003c\/strong\u003e\u003cbr\u003eThe outdoor unit is factory charged with 0.88kg of R32 refrigerant. Additional refrigerant may be required depending on total pipe run length, in accordance with the installation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat refrigerant does this system use?\u003c\/strong\u003e\u003cbr\u003eR32. This is a lower global warming potential refrigerant compared to R410A. Handling requires F-Gas certification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this system heat as well as cool?\u003c\/strong\u003e\u003cbr\u003eYes. The 3MXM40A8 operates as a reverse-cycle heat pump, providing both cooling and heating to all connected indoor units.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat pipe sizes does this system require?\u003c\/strong\u003e\u003cbr\u003e1\/4\" (6.4 mm) liquid line and 3\/8\" (9.5 mm) gas line per connected indoor unit port.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum pipe run length?\u003c\/strong\u003e\u003cbr\u003e20 metres chargeless per port, with a maximum vertical rise of 15 metres. Refer to the installation manual for full multi-port piping rules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs a local isolator required?\u003c\/strong\u003e\u003cbr\u003eYes. A local isolator switch is required by Part P of the Building Regulations and should be installed by a qualified electrician.\u003c\/p\u003e\n\u003ch3\u003eProfessional Installation Required\u003c\/h3\u003e\n\u003cp\u003eThis air conditioning outdoor unit must be installed and commissioned by an appropriately F-Gas certified installation company. Installation, pipework, electrical connection and commissioning are not included in this listing unless separately agreed in writing. Handling of R32 refrigerant requires appropriate F-Gas certification under UK F-Gas Regulations.\u003c\/p\u003e\n\u003ch3\u003eManufacturer Resources\u003c\/h3\u003e\n\u003cp\u003eFor full manufacturer documentation, visit the \u003ca href=\"https:\/\/www.daikin.eu\/en_us\/products\/product.html\/3MXM-A8.html\"\u003eofficial Daikin 3MXM-A8 page\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"Daikin","offers":[{"title":"Default Title","offer_id":64737825030521,"sku":"3MXM40A8-ACS","price":1977.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0158\/3481\/files\/cq5dam.web.1280.1280.jpg?v=1790752554","url":"https:\/\/www.airconspares.com\/de\/products\/daikin-3mxm40a8-4-0kw-multi-split-outdoor-unit-3-room-connection","provider":"Airconspares.com","version":"1.0","type":"link"}