Eight-way cassette

Eight-way Cassette E Series, 2-pipe | DK8E-E/A+200/300/400
Cooling capacity: W 7/12 °C ;A 27 °C DB /19.5°C WB ;1.08~3.60kW
Water flow rate: 0.31~0.61 m³/h
Heating capacity: W(inlet) 60°C; A 21°C DB; 1.62~5.40kW
Motor: DC/AC;
Hydraulic connections: Rc 3/4 ”
Indoor unit dimension(L×W×H) : 660 mm × 660 mm × 200 mm | Panel dimension: 750 mm × 750 mm × 45 mm
Air flow rate (H/M/L) : 170~680 m³/h (100~400 CFM)
Power Supply : 220/1/50(60) V/Ph/Hz
Heating capacity: W(inlet) 45°C; A 21°C DB; 1.08~3.60kW
Water pressure drop: 30 kPa
Power input: 22~60 W
Rated current: 0.10~0.27 A
Sound pressure level: 37~41 dB(A)
Net / Gross weight : 16.0 / 19.0 kg
Packing size(L×W×H) : 775 mm × 695 mm × 210 mm


Eight-way Cassette E Series, 2-pipe | DK8E-E/A+500/600/700
Cooling capacity: W 7/12 °C ;A 27 °C DB /19.5°C WB ;2.70~6.30kW
Water flow rate: 0.77~1.05 m³/h
Heating capacity: W(inlet) 60°C; A 21°C DB; 4.05~9.45kW
Motor: DC/AC;
Hydraulic connections: Rc 3/4 ”
Indoor unit dimension(L×W×H) : 660 mm × 660 mm × 290 mm | Panel dimension: 750 mm × 750 mm × 45 mm
Air flow rate (H/M/L) : 425~1,190 m³/h (250~700 CFM)
Power Supply : 220/1/50(60) V/Ph/Hz
Heating capacity: W(inlet) 45°C; A 21°C DB; 2.70~6.30kW
Water pressure drop: 30~40 kPa
Power input: 44~112 W
Rated current: 0.20~0.51 A
Sound pressure level: 43~46 dB(A)
Net / Gross weight : 19.0 / 23.0 kg
Packing size(L×W×H) : 775 mm × 695 mm × 310 mm


Eight-way Cassette E Series, 2-pipe | DK8E-E/A+800/1000
Cooling capacity: W 7/12 °C ;A 27 °C DB /19.5°C WB ;4.32~9.00kW
Water flow rate: 1.22~1.56 m³/h
Heating capacity: W(inlet) 60°C; A 21°C DB; 6.48~13.50kW
Motor: DC/AC;
Hydraulic connections: Rc 3/4 ”
Indoor unit dimension(L×W×H) : 760 mm × 760 mm × 290 mm | Panel dimension: 850 mm × 850 mm × 45 mm
Air flow rate (H/M/L) : 680~1,700 m³/h (400~1,000 CFM)
Power Supply : 220/1/50(60) V/Ph/Hz
Heating capacity: W(inlet) 45°C; A 21°C DB; 4.32~9.00kW
Water pressure drop: 40 kPa
Power input: 78~147 W
Rated current: 0.35~0.67 A
Sound pressure level: 46~48 dB(A)
Net / Gross weight : 23.0 / 27.0 kg
Packing size(L×W×H) : 875 mm × 795 mm × 310 mm


Eight-way Cassette E Series, 2-pipe | DK8E-E/A+1200/1400
Cooling capacity: W 7/12 °C ;A 27 °C DB /19.5°C WB ;6.48~12.60kW
Water flow rate: 1.85~2.16 m³/h
Heating capacity: W(inlet) 60°C; A 21°C DB; 9.72~18.90kW
Motor: DC/AC;
Hydraulic connections: Rc 3/4 ”
Indoor unit dimension(L×W×H) : 880 mm × 880 mm × 290 mm | Panel dimension: 980 mm × 980 mm × 45 mm
Air flow rate (H/M/L) : 1,020~2,380 m³/h (600~1,400 CFM)
Power Supply : 220/1/50(60) V/Ph/Hz
Heating capacity: W(inlet) 45°C; A 21°C DB; 6.48~12.60kW
Water pressure drop: 40~50 kPa
Power input: 114~221 W
Rated current: 0.52~1.00 A
Sound pressure level: 50~52 dB(A)
Net / Gross weight : 26.0 / 30.0 kg
Packing size(L×W×H) : 950 mm × 870 mm × 310 mm

Product downloads

  • PDF DERK FCU leaflet(V26) Catalog · Cassette, duct, ceiling & floor, console and convector units. · 2.2 MB

Frequently Asked Questions

What cassette models does DERK offer?

We manufacture one-way, two-way, four-way, round and eight-way cassette units for chilled-water systems, covering typical cooling capacities from 2.2 kW to 14 kW with fixed-speed and DC inverter options.

How thin is the ceiling panel?

Panel profiles are designed to fit shallow ceiling voids, with front panels starting from roughly 30 mm on one-way models to about 50 mm on four-way models.

Are cassettes compatible with DERK chillers?

Yes. Cassettes are built for hydronic systems and connect directly to DERK air-cooled chillers, mini chillers and heat pump water heaters for a complete chilled-water solution.

What controls are available?

Units include wired controllers with optional WiFi/App control, BMS integration via Modbus, and centralized control through the DERK control system.

Can the front panel be customized?

Yes. Front panels can be supplied in custom colors and finished with your brand logo, which is popular for hotel chains and multi-unit projects.

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