Filters & Elements


Compressed Air Dryer Filter & Element Kits

For MDH Series, VSA Series, & HR Series Dryers

58120 Filter Kit
Shown w/ Optional Regulator

Large Dryer Filter Kit
Shown w/ Optional Regulator

Altec AIR can help protect your Compressed Air Systems from contaminants with our High Efficiency Compressed Air Dryer Filter Kits. Each Kit includes dual Pre-Filters (coalescing and particulate) to remove dirt, scale, liquid oil, and water aerosols and also include one After-Filter (particulate) to protect downstream components by removing desiccant dust from the air stream.

Each Filter Kit is matched to its corresponding Compressed Air Compressed Air Dryer in Flow & Performance.


  • Each FIlter Kit Contains:
    • 5.0 Micron Particulate Pre-Filter
    • High efficiency 0.01 Micron Oil
      Coalescing Pre-Filter
    • High efficiency 0.5 Micron Particulate
  • Wall Mounting Brackets
  • Maximum Pressure - 150 PSIG


  • White Filter Body (S)
  • Outlet Regulator (R)


Use With Dryer Outlet Regulator Included White Filter Body Inlet Flow
(SCFM @ 100 PSIG)
Inlet / Outlet
Body Size /
Bowl Material
Joiner Type Weight
51820 MDH1 - MDH6     8 SCFM 1/4" Small / Poly 1/4" Brass Nipples 1.3
51820-R   2.0
51355 VSA1 - VSA4

HR1 -
    15 SCFM 3/8" Compact / Metal Cast Aluminum 6.5
51355-R   7.7
51360 HR5 - HR6     25 SCFM 1/2" 6.5
51360-R   7.7
51365 HR6.5 - HR7     50 SCFM Full Size / Metal 10.0
51365-R   11.7

Replacement Element Kits

Filter Elements
Use With Filter Kit
51957 51820, 51820-R
51957-S 51820-S, 51820-SR
51507 51355, 51355-R
51360, 51360-R
51507-S 51355-S, 51355-SR
51360-S, 51360-SR
51508 51365, 51365-R
51508-S 51365-S, 51365-SR

Compressed Air Dryer Filters & Elements

40 to 1300 SCFM

Filter with Float Drain

Altec AIR’s H Series Compressed Air Filters are rated for high efficiency and can help protect your compressed air systems from contaminants; removing dirt, oil, and water aerosols that can cause compressed air dryers to malfunction or decrease in dying efficiency. Our Air Filters will help reduce equipment downtime, improve product quality, and extend the life of your pneumatic equipment, while improving the efficiency of your compressed air system.

Altec AIR’s H Series Replacement Filter Elements will keep your H Series Filters working at their optimal performance. With a wide range of Element Grades, these help protect your compressed air systems from a broad range of harmful elements. Regularly replacing the Filter Elements, as required per your application, will help ensure the performance and longevity of your compressed air systems.


  • Include External MD50 Auto-Drains
  • Include Differential Pressure Gauges
  • Full Aluminum Body Design for Improved
    Corrosion Resistance
  • Maximum Pressure - 200 PSIG
  • Maximum Inlet Temperature - 150°F / 82°C


  • Grade P - Particulate Pre-Filter
    3 Micron Particulate
  • Grade C - Oil Removing, General Purpose
    0.01 Micron Coalescer, 1.0 ppm Oil Content
  • Grade E - Oil Removing, High Efficiency
    0.01 Micron Coalescer, 0.01 ppm Oil Content
  • Grade A - Oil Removing Absorber 0.003 ppm
    Oil Content


H40* H60* H100* H175* H250* H385* H635* H1000* H1300*
MAX Flow Capacity
(SCFM @ 100 PSIG)
40 60 100 175 250 385 635 1000 1300
Inlet / Outlet Ports
1/2" 3/4" 1" 1-1/2" 2" 2-1/2" 3"
Replacement Element E40* E60* E100* E175* E250* E385* E635* E1000* E1300*
* Denotes Element Grade


H Series Filter Dimensions
Filter & Drain
Height (H1)
Height (H2)
H40* 2.2 14.5 3.0 3.6
H100* 2.6 18.5 4.7
H250* 10.8 23.5
H385* 26.0 28.5 6.0
H635* 36.0 38.5 7.0
* Denotes Element Grade

*Element Type Grade Codes
Grade Grade P
Particulate Pre-Filter
Grade C
Coalescing Oil Removing
General Purpose
Grade E
Coalescing Oil Removing
High Efficiency
Grade A
Coalescing Oil Removing
Maximum Particulate Removal
3 µm 1 µm 0.01 µm N/A
Maximum Oil Vapor Concentration
(PPM @ 70°F)
N/A 0.100 0.010 0.003

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Filter & Element Kits Specification Sheet

H Series Filters Specification Sheet

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