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Model HJ Series

Convertible Jet Pumps, 1/2 - 1 HP, Cast Iron

Myers HJ Series is one of the most popular pump series in the market today. The HJ Series is known for its superior performance and dependability in home, farm, business and industrial applications around the world.

Key Features
  • Durable machined heavy-duty construction pump body provides long product life
  • Precision molded impellers and diffuser provide smooth, balanced performance and efficiecy
  • High quality proven pressure switch with adjustable on/off pressure settings.  20 PSI differencial. 
  • Heavy-duty motor with double ball bearing design and voltage selection device
  • Mechanical shaft seal with ceramic face and stainless steel construction for long seal life

NOTE:  For those looking to replace your HJ33 1/3 HP model, it is now obsolete.  The closest replacement is the 1/2 HP HJ50

Warranty

Whichever comes first:
12 months from date of original installation, or
18 months from date of manufacture

See your dealer for details

Specifications    
Resources    

 

BODY CONSTRUCTION:  Cast Iron

HORSEPOWER:  Available in 1/2, 3/4, or 1 HP

MAXIMUM CAPACITY:  27.5 GPM (model HJ100 in Shallow Well Setup)

FLOW at 10' LIFT and 40 PSI:  18 GPM (average) (model HJ75 in Shallow Well Setup)

MAX LIFT:  120' (model HJ1000)

MAX SHUT-OFF PRESSURE:  69 PSI (model HJ75)

MAXIMUM TOTAL PRESSURE (Inlet + Pump Pressure):  HJ50: 65 PSI / HJ75: 69 PSI / HJ100: 67 PSI

PRESSURE SWITCH SETTING:  30/50 PSI

SUCTION SIZE:  1-1/4" NPT

DRIVE SIZE:  1" NPT

DISCHARGE SIZE:  1" NPT

AMP DRAW (full load):  

VOLTAGE:  230v / 115v AC, 60 Hz

RECOMMENDED BREAKER:  

MAXIMUM WATER TEMPERATURE:  140 F (60 C)

MOTOR:  Dual Compartment, 115v/230v Double Ball Bearing Motor w/ Voltage Selector Switch

Owner's Manual: HJ, HR, HJA, HT
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Specifications: HJ
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Parts Breakdown: HJA Series
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Parts Listing: HJ, HD
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Instructions: Pressure Switch Adjustment
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