Neptune Large Direct Drive Mixers - JD Series

Neptune JD Series

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The Neptune JD Series Large Direct Drive Mixer is engineered for tough industrial mixing applications, offering unmatched durability and efficiency. With a leak-proof housing that cannot spill oil, these mixers feature a 1,750 RPM motor (1/3 to 1 HP), 316 stainless steel shafts and propellers, and an adjustable ball-and-socket design for optimal mixing angles. Ideal for metal finishing, electroplating, anodizing, chemical processing, and water treatment, they handle viscosities up to 2,000 cP and tank volumes up to 2,500 gallons. Available in fixed-speed or variable-speed (0-1,750 RPM) configurations with single or dual propellers, the JD Series ensures maximum wear resistance and versatility in harsh environments.
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Neptune JD Series Direct Drive Mixer for Industrial Fluid Mixing

The Neptune JD Series Large Direct Drive Mixers are a top-tier solution for industrial fluid mixing, designed to meet the demands of rugged applications. Featuring a permanently lubricated housing that prevents oil leaks, these mixers combine a high-efficiency TEFC motor (1,750 RPM) with 316 SS components for corrosion resistance and longevity. The adjustable ball-and-socket mount allows precise positioning, while vibration-absorbing pads and marine-style propellers deliver superior mixing performance comparable to hydrofoil impellers. Available in clamp or cup plate mounts, with shaft lengths from 36″ to 60″ and propeller sizes from 4″ to 6″, the JD Series excels in processes requiring consistent agitation without downtime.

Manufacturer: Neptune Mixer Company (PSG Dover)
Product Type: Large Direct Drive Mixer
Applications: Metal finishing, electroplating, anodizing, chemical processing, water treatment

Key Features:

  • Motor: 1/3 to 1 HP, 1,750 RPM (TEFC or explosion-proof)
  • Leak-proof, lubricated housing
  • Adjustable mixing angles
  • Viscosity range: Up to 2,000 cP

Motor Power: 1/3 HP, 1/2 HP, 3/4 HP, 1 HP (56C frame)

Speed: Fixed (1,750 RPM) or Variable (0-1,750 RPM with AC drive)

Shaft: 316 Stainless Steel, 3/4″ diameter, 36″ to 60″ length

Propeller: 316 SS Marine-Style, 4″ to 6″ diameter (single or dual options)

Mounting: Clamp or Cup Plate with ball-and-socket adjustment

Viscosity: Up to 2,000 cP

Tank Volume: Up to 2,500 gallons

Power: 115/230V single-phase (1/3-3/4 HP), 230/460V three-phase (1 HP)

Weight: Approx. 20-30 lbs (varies by configuration)

Model Number Standard Motor Description Shaft Length Propeller Size Shaft Diameter
JD-2.0 1/3 HP-1-115/230 TEFC 36″ 4″ 3/4″
JD-2.1 1/3 HP-3-230/460 TEFC 36″ 4″ 3/4″
JD-3.0 1/2 HP-1-115/230 TEFC 48″ 5″ 3/4″

Explosion-proof class 1 group D (EP)

Model Number Standard Motor Description Shaft Length Propeller Size Shaft Diameter
JD-2.2 1/3 HP-1-115/230 EP 36″ 4″ 3/4″
JD-3.2 1/2 HP-1-115/230 EP 48″ 5″ 3/4″

Air Motor

Model Number Standard Motor Description Shaft Length Propeller Size Shaft Diameter
JD-3.4 1/2 HP AIR 48″ 5″ 3/4″
JD-5.4 1 HP AIR 60″ 6″ 1″

Series JD Gear Drive Mixer Brochure