ETA FILTERS
HC21-4N-PTF - HEPA Capsule Filter, Inline Filter
HC21-4N-PTF - HEPA Capsule Filter, Inline Filter
Couldn't load pickup availability
• Media: Borosilicate Glass Microfibers
• Filter Efficiency: ≥99.99% at 0.1µm and up to 110 SLPM*
• Body Material: Polypropylene (injection molded)
• Outside Diameter: 2.80" (7.1 cm)
• Length: 7.10" (18.0 cm)
• Max Pressure: 80 psig at 70°F (550 kPa at 21°C
30 psig at 212°F (210 kPa at 100°C)
• Max Temperature: 212°F (100°C)
• Effective Filtration Area: 123 in2 (794 cm2)
• Ports: 3/8" NPT Female
• Flow Resistance: 4.6 in wg (1.15 kPa) at 100 SLPM
*SLPM is standard liters per minute at 101.3 kPa and 21.1°C
**Compare to the Pall® 12144 and save!
Click here to see pressure drop performance data (.pdf graph)
Click here to see the mechanical reference drawing(.pdf drawing)
*Pall® is a registered trademark of Pall Corporation
Pricing Update - Starting March 15th, 2025
Qty 1- 4 $97.45/ea
Qty 5-9 $87.71/ea
Qty 10+ $78.94/ea
Shipping & Returns
Shipping & Returns
Click here to view our shipping and return policy.


*** INTERNATIONAL SHIPPING***
Due to varying import requirements, all international shipments must be
manually quoted. Please contact us at info@etafilters.com with the
products of interest, quantity, billing address and shipping address to
get a custom international quote.