轻巧紧凑的设计
经久耐用强化工程塑料油箱和尼龙包封的铝制泵体耐腐蚀能力强
双速操作，手柄行程比单速操作时减少78%
手柄省力，降低操作者劳动强度
P-842泵配有4通阀可操作双作用油缸
可锁手柄和轻巧的结构便于携带
油箱容量大，可适用于较多型号的油缸和工具
特别手柄保证操作者安全
内置安全阀，用于过载保护

Chart (Imperial)
Pump
Type Usable
Oil
Capacity Model
Number Pressure
Rating* Oil Displacement
per Stroke Max.
Handle
Effort Piston
Stroke Weight
psi in3
in3 1st stage 2nd stage 1st stage 2nd stage lbs in lbs
Single-speed 20 P-141 - 10,000 - .055 72 .50 4.5
55 P-391 - 10,000 - .151 85 1.00 9.0
Two-speed 20 P-142** 200 10,000 .221 .055 78 .50 5.3
55 P-202 200 10,000 .221 .055 63 .50 7.5
55 P-392** 200 10,000 .687 .151 93 1.00 9.0
155 P-802 400 10,000 2.40 .151 95 1.00 18.0
155 P-842*** 400 10,000 2.40 .151 95 1.00 22.0