Products

WATERAX offers a complete line of high performance portable centrifugal pumps and hand pumps.

MARK-3® Watson Edition Portable High-Pressure Fire Pump

100137

MARK-3® Watson Edition Portable High-Pressure Fire Pump

100137

The MARK-3W® model includes the Mercury fuel connector.

Maximum pressure
380 PSI (26.2 BAR)
Maximum flow
100 US gals/min (379 L/min)
Maximum head
877’ (267 m)
80 GPM (303 lpm) @ 100 PSI (6.9 BAR)
70 GPM (265 lpm) @ 150 PSI (10.3 BAR)
40 GPM (151 lpm) @ 200 PSI (13.8 BAR)
Model and type
WATERAX 140cc, 2-cycle, air-cooled, Nikasil cylinder
Maximum Power
10 hp (7.5 kW) @ 7,500 RPM
Maximum Torque
7.6 lb-ft (12 Nm) @ 6,850 RPM
Starting System
Recoil starter with backup manual rope starter
Type
Detachable 4-Stage Centrifugal Pump
Intake
2” Male NPSH
Discharge
1-1/2” Male NPSH
42 lbs (19 kg)
Backpackable Frame
Direct Drive
Thread Protector Suction
Suction: 2" NPSH (Standard)
Thread Protector Discharge
Discharge: 1/4-Turn Forged w/ cap (Standard)
Fuel Connector
Mercury (Standard)
Maximum pressure
380 PSI (26.2 BAR)
Maximum flow
100 US gals/min (379 L/min)
Maximum head
877’ (267 m)
80 GPM (303 lpm) @ 100 PSI (6.9 BAR)
70 GPM (265 lpm) @ 150 PSI (10.3 BAR)
40 GPM (151 lpm) @ 200 PSI (13.8 BAR)
Model and type
WATERAX 140cc, 2-cycle, air-cooled, Nikasil cylinder
Maximum Power
10 hp (7.5 kW) @ 7,500 RPM
Maximum Torque
7.6 lb-ft (12 Nm) @ 6,850 RPM
Starting System
Recoil starter with backup manual rope starter
Type
Detachable 4-Stage Centrifugal Pump
Intake
2” Male NPSH
Discharge
1-1/2” Male NPSH
42 lbs (19 kg)
Backpackable Frame
Direct Drive
Thread Protector Suction
Suction: 2" NPSH (Standard)
Thread Protector Discharge
Discharge: 1/4-Turn Forged w/ cap (Standard)
Fuel Connector
Mercury (Standard)