Skip to content
☀️ Take an Additional 10% Off Your Entire Order with code GEARUP10 at checkout.
☀️ Additional 10% Off • GEARUP10

Foster

Foster quick couplers set the standard in pneumatic and hydraulic connections. Part of the ZSI-Foster line, Foster couplers and plugs cover the full range of industrial interchanges and body sizes in steel, brass, and stainless construction. Built for reliable, repeatable connections in air and fluid systems. Shop the full Foster range below.

Filters

Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 1,359.00
$ 1,359.00 - $ 1,359.00
$ 1,359.00
$ 1,089.00
$ 1,089.00 - $ 1,089.00
$ 1,089.00

Foster SVPC4804, 3/8" Industrial Coupler x 3/8" Hose ID, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4804 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,359.00
$ 1,359.00 - $ 1,359.00
$ 1,359.00
$ 1,089.00
$ 1,089.00 - $ 1,089.00
$ 1,089.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 1,322.00
$ 1,322.00 - $ 1,322.00
$ 1,322.00
$ 1,059.00
$ 1,059.00 - $ 1,059.00
$ 1,059.00

Foster SVPC4904, 3/8" Industrial Coupler x 1/2" Hose ID, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4904 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,322.00
$ 1,322.00 - $ 1,322.00
$ 1,322.00
$ 1,059.00
$ 1,059.00 - $ 1,059.00
$ 1,059.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 1,331.00
$ 1,331.00 - $ 1,331.00
$ 1,331.00
$ 1,066.00
$ 1,066.00 - $ 1,066.00
$ 1,066.00

Foster SVPC4504, 3/8" Industrial Coupler x 1/2" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4504 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,331.00
$ 1,331.00 - $ 1,331.00
$ 1,331.00
$ 1,066.00
$ 1,066.00 - $ 1,066.00
$ 1,066.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 1,375.00
$ 1,375.00 - $ 1,375.00
$ 1,375.00
$ 1,101.00
$ 1,101.00 - $ 1,101.00
$ 1,101.00

Foster SVPC4404, 3/8" Industrial Coupler x 1/2" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4404 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,375.00
$ 1,375.00 - $ 1,375.00
$ 1,375.00
$ 1,101.00
$ 1,101.00 - $ 1,101.00
$ 1,101.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,329.00
$ 1,329.00 - $ 1,329.00
$ 1,329.00
$ 1,062.00
$ 1,062.00 - $ 1,062.00
$ 1,062.00

Foster SVPC4304, 3/8" Industrial Coupler x 3/8" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4304 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,329.00
$ 1,329.00 - $ 1,329.00
$ 1,329.00
$ 1,062.00
$ 1,062.00 - $ 1,062.00
$ 1,062.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,310.00
$ 1,310.00 - $ 1,310.00
$ 1,310.00
$ 1,048.00
$ 1,048.00 - $ 1,048.00
$ 1,048.00

Foster SVPC4204, 3/8" Industrial Coupler x 3/8" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4204 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,310.00
$ 1,310.00 - $ 1,310.00
$ 1,310.00
$ 1,048.00
$ 1,048.00 - $ 1,048.00
$ 1,048.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,306.00
$ 1,306.00 - $ 1,306.00
$ 1,306.00
$ 1,046.00
$ 1,046.00 - $ 1,046.00
$ 1,046.00

Foster SVPC4104, 3/8" Industrial Coupler x 1/4" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4104 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,306.00
$ 1,306.00 - $ 1,306.00
$ 1,306.00
$ 1,046.00
$ 1,046.00 - $ 1,046.00
$ 1,046.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,382.00
$ 1,382.00 - $ 1,382.00
$ 1,382.00
$ 1,106.00
$ 1,106.00 - $ 1,106.00
$ 1,106.00

Foster SVPC4004, 3/8" Industrial Coupler x 1/4" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4004 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,382.00
$ 1,382.00 - $ 1,382.00
$ 1,382.00
$ 1,106.00
$ 1,106.00 - $ 1,106.00
$ 1,106.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,540.00
$ 1,540.00 - $ 1,540.00
$ 1,540.00
$ 1,233.00
$ 1,233.00 - $ 1,233.00
$ 1,233.00

Foster SVPC1815, 1/2" Industrial Coupler x 1/2" Push-On Hose Stem, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC1815 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,540.00
$ 1,540.00 - $ 1,540.00
$ 1,540.00
$ 1,233.00
$ 1,233.00 - $ 1,233.00
$ 1,233.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,702.00
$ 1,702.00 - $ 1,702.00
$ 1,702.00
$ 1,363.00
$ 1,363.00 - $ 1,363.00
$ 1,363.00

Foster SV6906, 3/4" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6906 is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,702.00
$ 1,702.00 - $ 1,702.00
$ 1,702.00
$ 1,363.00
$ 1,363.00 - $ 1,363.00
$ 1,363.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,693.00
$ 1,693.00 - $ 1,693.00
$ 1,693.00
$ 1,354.00
$ 1,354.00 - $ 1,354.00
$ 1,354.00

Foster SV6706, 3/4" Industrial Coupler x 1" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6706 is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,693.00
$ 1,693.00 - $ 1,693.00
$ 1,693.00
$ 1,354.00
$ 1,354.00 - $ 1,354.00
$ 1,354.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,686.00
$ 1,686.00 - $ 1,686.00
$ 1,686.00
$ 1,350.00
$ 1,350.00 - $ 1,350.00
$ 1,350.00

Foster SV6606, 3/4" Industrial Coupler x 1" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6606 is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,686.00
$ 1,686.00 - $ 1,686.00
$ 1,686.00
$ 1,350.00
$ 1,350.00 - $ 1,350.00
$ 1,350.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 2,073.00
$ 2,073.00 - $ 2,073.00
$ 2,073.00
$ 1,658.00
$ 1,658.00 - $ 1,658.00
$ 1,658.00

Foster SV6506CA, 3/4" Industrial Coupler x 3/4" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6506CA is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 2,073.00
$ 2,073.00 - $ 2,073.00
$ 2,073.00
$ 1,658.00
$ 1,658.00 - $ 1,658.00
$ 1,658.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,604.00
$ 1,604.00 - $ 1,604.00
$ 1,604.00
$ 1,282.00
$ 1,282.00 - $ 1,282.00
$ 1,282.00

Foster SV6506, 3/4" Industrial Coupler x 3/4" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6506 is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,604.00
$ 1,604.00 - $ 1,604.00
$ 1,604.00
$ 1,282.00
$ 1,282.00 - $ 1,282.00
$ 1,282.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 2,036.00
$ 2,036.00 - $ 2,036.00
$ 2,036.00
$ 1,628.00
$ 1,628.00 - $ 1,628.00
$ 1,628.00

Foster SV6406CA, 3/4" Industrial Coupler x 3/4" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6406CA is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 2,036.00
$ 2,036.00 - $ 2,036.00
$ 2,036.00
$ 1,628.00
$ 1,628.00 - $ 1,628.00
$ 1,628.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,669.00
$ 1,669.00 - $ 1,669.00
$ 1,669.00
$ 1,335.00
$ 1,335.00 - $ 1,335.00
$ 1,335.00

Foster SV6406, 3/4" Industrial Coupler x 3/4" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6406 is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,669.00
$ 1,669.00 - $ 1,669.00
$ 1,669.00
$ 1,335.00
$ 1,335.00 - $ 1,335.00
$ 1,335.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,025.00
$ 1,025.00 - $ 1,025.00
$ 1,025.00
$ 821.00
$ 821.00 - $ 821.00
$ 821.00

Foster SV5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5905 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,025.00
$ 1,025.00 - $ 1,025.00
$ 1,025.00
$ 821.00
$ 821.00 - $ 821.00
$ 821.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,008.00
$ 1,008.00 - $ 1,008.00
$ 1,008.00
$ 805.00
$ 805.00 - $ 805.00
$ 805.00

Foster SV5805, 1/2" Industrial Coupler x 1/2" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5805 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,008.00
$ 1,008.00 - $ 1,008.00
$ 1,008.00
$ 805.00
$ 805.00 - $ 805.00
$ 805.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,011.00
$ 1,011.00 - $ 1,011.00
$ 1,011.00
$ 809.00
$ 809.00 - $ 809.00
$ 809.00

Foster SV5705, 1/2" Industrial Coupler x 3/8" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5705 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,011.00
$ 1,011.00 - $ 1,011.00
$ 1,011.00
$ 809.00
$ 809.00 - $ 809.00
$ 809.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,398.00
$ 1,398.00 - $ 1,398.00
$ 1,398.00
$ 1,118.00
$ 1,118.00 - $ 1,118.00
$ 1,118.00

Foster SV5505CA, 1/2" Industrial Coupler x 3/4" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5505CA is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,398.00
$ 1,398.00 - $ 1,398.00
$ 1,398.00
$ 1,118.00
$ 1,118.00 - $ 1,118.00
$ 1,118.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,250.00
$ 1,250.00 - $ 1,250.00
$ 1,250.00
$ 1,001.00
$ 1,001.00 - $ 1,001.00
$ 1,001.00

Foster SV5405, 1/2" Industrial Coupler x 3/4" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5405 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 1,250.00
$ 1,250.00 - $ 1,250.00
$ 1,250.00
$ 1,001.00
$ 1,001.00 - $ 1,001.00
$ 1,001.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 976.00
$ 976.00 - $ 976.00
$ 976.00
$ 781.00
$ 781.00 - $ 781.00
$ 781.00

Foster SV5505, 1/2" Industrial Coupler x 3/4" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5505 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 976.00
$ 976.00 - $ 976.00
$ 976.00
$ 781.00
$ 781.00 - $ 781.00
$ 781.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 964.00
$ 964.00 - $ 964.00
$ 964.00
$ 772.00
$ 772.00 - $ 772.00
$ 772.00

Foster SV5205, 1/2" Industrial Coupler x 1/2" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5205 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 964.00
$ 964.00 - $ 964.00
$ 964.00
$ 772.00
$ 772.00 - $ 772.00
$ 772.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,379.00
$ 1,379.00 - $ 1,379.00
$ 1,379.00
$ 1,103.00
$ 1,103.00 - $ 1,103.00
$ 1,103.00

Foster SV5305CA, 1/2" Industrial Coupler x 1/2" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5305CA is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 1,379.00
$ 1,379.00 - $ 1,379.00
$ 1,379.00
$ 1,103.00
$ 1,103.00 - $ 1,103.00
$ 1,103.00
Save 20% Save %

Request a Quote

Bulk and dealer pricing. Tell us what you need and we’ll reply within one business day.