Same day delivery on Most orders

Those last minute deadlines delivered from stock

Technical support & Pre-sale advice

Unsure on what exactly you need? We'll help!

We represent only quality brands

So you can have confidence in what you're buying!

Guaranty-badge

ARO 1/2'' Non-Metallic Diaphragm Pump

Our 1/2" compact pumps, which are a part of our Compact Series of pumps, offer high performance in a compact design. They provide a wide variety of materials and ports designs, as well as flow rates up to 14.4 GPM (54.5 LPM). 

  • badge1 Original Products
  • badge2 Warranty Against Defects
  • badge3 Returns & Refunds Policy
  • badge4 Ships Worldwide
  • badge5 Dedicate Support
  • Features
  • Specifications
  • Performance
  • Dimensions
  • Performance Curve
  • Accessories
  • Materials

designed to fulfill the requirements of OEM applications.

Built with a polypropylene center body, standard stainless steel fasteners, and your choice of groundable acetal, PVDF (Kynar), or polypropylene casing materials, this product is completely corrosion resistant.

  • Efficiency: Simul-ShiftTM valve delivers an incredibly positive, dependable shift signal.
  • Reliability: The 'Unbalanced' air valve, developed by ARO, provides no-stall operation.
  • Versatility: options for center, end, and dual inlet/outlet manifolds to suit your application requirements
  • Environmentally friendly: Bolted construction for fluid management without leaks
  • Serviceability: Designed to be simple to maintain

Model Series . . . . . . . . . . . . . . . . . . PE05P-XXS-XXX-B0S
Pump Type . . . . . . Non-Metallic, Air Operated, Double Diaphragm
Ratio . . . . . . . . . . . . . . . . . . . . . . . . 1:1
Material Inlet / Outlet (female)
PE05P-AXS-XXX-B0S 1/2 - 14 N.P.T.F. - 1 . . . . . . .
PE05P-BXS-XXX-B0S Rp 1/2 (1/2 - 14 BSP parallel) . . . . . . .
Air Inlet (female) 1/4 - 18 P.T.F. SAE short . . . . . . . . . . . . . . . .
Air Exhaust (standard) internal . . . . . . . . . . .
(optional)(female) 3/8 - 18 N.P.T.F. - 1 . . . . .
Weight . . . . PE05P-XDS-XXX-B0S 5.86 lbs (2.66 kgs)
PE05P-XES-XXX-B0S 6.25 lbs (2.84 kgs) . .
PE05P-XKS-XXX-B0S 6.36 lbs (2.88 kgs) . .
PE05P-XLS-XXX-B0S 6.82 lbs (3.09 kgs) . .
PE05P-XPS-XXX-B0S 4.79 lbs (2.17 kgs) . .
PE05P-XRS-XXX-B0S 5.02 lbs (2.28 kgs) . .
Air Section Service Kit . . . . . . . . . . . 637428
Fluid Section Service Kit . . . . . . . . . 637427-XX

Air Inlet Pressure Range . . . . . . . . . 10 - 100 p.s.i. (0.69 - 6.9 bar)
Maximum Material Inlet Pressure . . . 10 p.s.i. (0.69 bar)
Fluid Outlet Pressure Range . . . . . . 10 - 100 p.s.i. (0.69 - 6.9 bar)
Maximum Flow Rate (flooded inlet) . . 14.4 g.p.m. (54.5 l.p.m.)
Displacement / Cycle @ 100 p.s.i. . . 0.039 gal. (0.15 lit.)
Maximum Particle Size . . . . . . . . . . 3/32" dia. (2.4 mm)
Maximum Temperature Limits (diaphragm / ball / seat material)
Acetal 10 . . . . . . . . . . . . . . . . . to 180 F (-12 to 82 C)
Kynar PVDF 10 . . . . . . . . . . . . to 200 F (-12 to 93 C)
Nitrile 10 . . . . . . . . . . . . . . . . . to 180 F (-12 to 82 C)
Santoprene -40 . . . . . . . . . . . . . to 225 F (-40 to 107 C)
40 to 225 F (4 to 107 C)
Viton -40 . . . . . . . . . . . . . . . . . . to 350 F (-40 to 177 C)
Noise Level @ 70 p.s.i. - 60 c.p.m. . 75.0 db(A)

  • 66073-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
  • 637438 Threaded Exhaust Kit
  • 76763 Wall Mount Bracket
  • 93110 Air Motor Muffler
  • 637440-X Dual Inlet / Outlet Kit
  • 67165-X Cycle Actuation Kit
  • 637428 Air Section Service Kit
  • 637427-XX Fluid Section Service Kit

Pump Casing Materials

  • Polypropylene
  • PVDF (Kynar)
  • Groundable Acetal

Diaphragm Material

  • Long Life PTFE
  • Santoprene
  • Hytrel
  • Nitrile
  • PTFE w/ Santoprene backer
  • Polyurethane
  • Viton

How can we help you?