Dive compressor Predator
for commercial divingthree-stagebreathing air

Dive compressor - Predator - AEROTECNICA COLTRI S.p.A. - for commercial diving / three-stage / breathing air
Dive compressor - Predator - AEROTECNICA COLTRI S.p.A. - for commercial diving / three-stage / breathing air
Dive compressor - Predator - AEROTECNICA COLTRI S.p.A. - for commercial diving / three-stage / breathing air - image - 2
Dive compressor - Predator - AEROTECNICA COLTRI S.p.A. - for commercial diving / three-stage / breathing air - image - 3
Dive compressor - Predator - AEROTECNICA COLTRI S.p.A. - for commercial diving / three-stage / breathing air - image - 4
Dive compressor - Predator - AEROTECNICA COLTRI S.p.A. - for commercial diving / three-stage / breathing air - image - 5
Dive compressor - Predator - AEROTECNICA COLTRI S.p.A. - for commercial diving / three-stage / breathing air - image - 6
Dive compressor - Predator - AEROTECNICA COLTRI S.p.A. - for commercial diving / three-stage / breathing air - image - 7
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Characteristics

Applications
dive, for commercial diving
Type
breathing air, three-stage
Technology
piston, reciprocating, reciprocating piston, immersed
Power source
electric, AC
Portability
portable
Lubrication
oil-lubricated
Pressure

Min.: 230 bar
(3,336 psi)

Max.: 330 bar
(4,786 psi)

Flow

8 m³/h
(283 ft³/h)

Power

Min.: 3 kW
(4 hp)

Max.: 3 kW
(4 hp)

Net weight

75 kg, 79 kg
(165 lb, 174 lb)

Length

81 cm
(32 in)

Width

44 cm
(17 in)

Height

58 cm
(23 in)

Description

Overview
The Predator is a portable high-pressure breathing-air compressor designed for filling diving cylinders and professional breathing-air applications. It combines a 3-stage pumping unit with an integrated purification stage to deliver treated air up to defined final pressures.

3-stage high pressure pumping unit
  • Aluminum monoblock machined on a horizontal machining center for precision
  • Nebulizer lubrication with oil-immersed shank and a low-pressure, constant-flow pump coupled to the shaft
  • Suction filter: 10 µ (micron)
  • Pipes, fittings and nuts in AISI 316 stainless steel
  • Forged aluminum connecting rods and forged steel crankshaft with hardened rings
  • Safety valves including a PED‑certified final safety valve


Electric motor
Electric motor transfers motion to the pumping unit via belt. Available in single-phase or three-phase versions from 3 kW depending on model.

Purification system - Maxifilter
The Maxifilter uses combined molecular sieve and activated carbon cartridges to remove moisture, oil vapors and contaminants. When fitted with original cartridges it enables air treatment compliant with DIN EN 12021. Installed after the 2nd/3rd stage separator and before the pressure maintenance valve. Filter capacity (inlet air at 20°C and 200 bar): 890 m³.

Automatic condensate drain with timer
Automatic condensate drainage removes accumulated water every 7 minutes to simplify operation and reduce maintenance. Equipment:
  • 2 timers
  • 2 solenoid valves


Autostop system (Autostop)
Automatic shutdown stops the unit when final pressure is reached to avoid energy waste and unnecessary wear. Equipment:
  • 1 pressure switch
  • Available final pressures: 230 bar (safety valve 250 bar) and 300 bar (safety valve 330 bar)


Frame and handling
Steel frame with scratch‑resistant black powder coating (RAL 9005), designed for easy maintenance and equipped with carrying handles for safe movement.

Standard equipment
  • 2 cylinder connections selectable: DRV DIN 232, DRV DIN 300 or DRV INT/YOKE 232 bar
  • 2 filling hoses, 1.2 m long
  • Pressure holding valve
  • Maxifilter purification system
  • Carrying handles
  • Frame color Black RAL 9005


Compatible accessories (examples)
C-monitor; single or double pressure remote charging panels; alternative cylinder connections; fill hoses (1.5 m, 2 m, 3 m) and adapters.

Technical characteristics / specifications
  • Suction filter: 10 µ (micron)
  • Maxifilter capacity: 890 m³ (inlet air 20°C, 200 bar)
  • Motor: single-phase or three-phase available from 3 kW
  • Final pressure versions: 230 bar (safety valve 250 bar) and 300 bar (safety valve 330 bar)
  • Materials: AISI 316 pipes/fittings/nuts; forged aluminum connecting rods; forged steel crankshaft with hardened rings
  • 3-stage high-pressure pumping unit with oil-immersed nebulizer lubrication
  • Automatic condensate drain (every 7 minutes) with 2 timers and 2 solenoid valves
  • Autostop system with pressure switch
  • PED-certified final safety valve
  • Frame: steel, powder coated Black RAL 9005, with carrying handles
  • Standard accessories: 2 cylinder connections (types selectable), 2 × 1.2 m filling hoses, pressure holding valve, Maxifilter
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.