Disposable Stationary Applications

Typical Applications

  • Storage Tanks
  • Fluid Reservoirs
  • Transformers
  • Pumps
  • Gearboxes

The D-Series features numerous models in a variety of sizes, designed to satisfy the requirements of most stationary fluid management applications. The breathers provide application flexibility by using 100% silica gel for moisture adsorption or 100% activated carbon for fume and odor control, or both when necessary. All D-Series models feature 2-micron solid particle filtration and are available with airflow ratings of 35 cfm to 250 cfm.

The D-Series is constructed of industrial grade raw materials, tested to ensure a wide range of chemical compatibilities, and features high impact resistant ABS top and bottom caps. The clear acrylic tube makes it easy to inspect the condition of the color-changing silica gel from a distance. The silica gel turns from gold to dark green to visually indicate the adsorption of moisture and confirm the breather is getting the job done!


Model Height Diameter Mounting Connection Silica Gel Carbon Weight Maximum Adsorption Capacity Maximum
Air Flow
Maximum Reservoir
Fluid Flow
Type of Medium
D-100 3.5 in
8.9 cm
5 in
12.7 cm
1" slip fit 0.8 lbs
0.4 kg
  4.91 fl oz
145 mL
35 cfm 262 gpm 100% Silica Gel
D-101 5 in
12.7 cm
5 in
12.7 cm
1" slip fit 1.4 lbs
0.6 kg
  8.6 fl oz
254 mL
35 cfm 262 gpm 100% Silica Gel
D-102 8 in
20.3 cm
5 in
12.7 cm
1" slip fit 2.7 lbs
1.2 kg
  16.56 fl oz
489 mL
35 cfm 262 gpm 100% Silica Gel
D-103 8 in
20.3 cm
5 in
12.7 cm
1" MNPT 2.7 lbs
1.2 kg
  16.56 fl oz
489 mL
35 cfm 262 gpm 100% Silica Gel
D-104 8 in
20.3 cm
5 in
12.7 cm
2" MNPT 2.7 lbs
1.2 kg
  16.56 fl oz
489 mL
35 cfm 262 gpm 100% Silica Gel
D-108 10 in
25.4 cm
5 in
12.7 cm
2" MNPT 3.5 lbs
1.6 kg
  21.47 fl oz
634 mL
100 cfm 750 gpm 100% Silica Gel
D-109 * 14 in
35.6 cm
6 in
15.2 cm
3" MNPT 3.5 lbs
1.6 kg
  21.47 fl oz
634 mL
250 cfm 1875 gpm 100% Silica Gel
D-2 10 in
25.4 cm
5 in
12.7 cm
2" FNPT 3.5 lbs
1.6 kg
  21.47 fl oz
634 mL
100 cfm 750 gpm 100% Silica Gel
D-200 3.5 in
8.9 cm
5 in
12.7 cm
1" slip fit   0.5 lbs
0.2 kg
  15 cfm 112 gpm 100% Activated Carbon
D-201 5 in
12.7 cm
5 in
12.7 cm
1" slip fit   0.8 lbs
0.4 kg
  15 cfm 112 gpm 100% Activated Carbon
D-202 8 in
20.3 cm
5 in
12.7 cm
1" slip fit   1.6 lbs
0.7 kg
  15 cfm 112 gpm 100% Activated Carbon
D-208 10 in
25.4 cm
5 in
12.7 cm
2" MNPT   2.1 lbs
1.0 kg
  50 cfm 375 gpm 100% Activated Carbon
D-301 5 in
12.7 cm
5 in
12.7 cm
1" slip fit 0.5 lbs
0.2 kg
0.5 lbs
0.2 kg
3.6 fl oz
106 mL
20 cfm 150 gpm 33% Activated Carbon 67%
Silica Gel
D-302 8 in
20.3 cm
5 in
12.7 cm
1" slip fit 1.6 lbs
0.7 kg
0.7 lbs
0.3 kg
9.82 fl oz
290 mL
20 cfm 150 gpm 33% Activated Carbon 67%
Silica Gel
D-308 10 in
25.4 cm
5 in
12.7 cm
2" MNPT 2.1 lbs
1.0 kg
0.7 lbs
0.3 kg
13.46 fl oz
398 mL
50 cfm 375 gpm 33% Activated Carbon 67%
Silica Gel

* Note D-109 uses replacement cartridge A-117

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