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Hydraulic Quick Couplers

Hydraulic quick couplers join high-pressure fluid lines with a secure, leak-free connection. This collection covers ISO-B, ISO-A, flush face, and specialty hydraulic couplers and plugs in steel, brass, and stainless. Filter by series, body size, thread, and material to match your hydraulic system.

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€32,95 - €32,95
€32,95
€32,95 - €32,95
€32,95

Foster H3B-102, 3/8" ISO-B Hydraulic Coupler x 3/8" Female NPT, ISO-B Series, Neoprene Seal, Brass

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H3B-102 is a brass 3/8" coupler in the FH...

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€32,95 - €32,95
€32,95
€32,95 - €32,95
€32,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€31,95 - €31,95
€31,95
€31,95 - €31,95
€31,95

Foster H3B-101, 3/8" ISO-B Hydraulic Coupler x 3/8" Female NPT, ISO-B Series, Viton Seal, Brass

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H3B-101 is a brass 3/8" coupler in the FH...

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€31,95 - €31,95
€31,95
€31,95 - €31,95
€31,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€26,95 - €26,95
€26,95
€26,95 - €26,95
€26,95

Foster H3B, 3/8" ISO-B Hydraulic Coupler x 3/8" Female NPT, ISO-B Series, Brass

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H3B is a brass 3/8" coupler in the FHK Se...

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€26,95 - €26,95
€26,95
€26,95 - €26,95
€26,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95

Foster H2S6, 1/4" ISO-B Hydraulic Coupler x 9/16"-18 SAE, ISO-B Series, Plated Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S6 is a steel 1/4" coupler in the FHK S...

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€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95

Foster H2S-104, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Silicone Seal, Plated Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S-104 is a steel 1/4" coupler in the FH...

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€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95

Foster H2S-103, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, EPDM Seal, Plated Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S-103 is a steel 1/4" coupler in the FH...

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€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95

Foster H2S-101, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Viton Seal, Plated Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S-101 is a steel 1/4" coupler in the FH...

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€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€49,95 - €49,95
€49,95
€49,95 - €49,95
€49,95

Foster H2S/SLV, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Less Valve, 303 Stainless Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S/SLV is a 303 stainless 1/4" coupler i...

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€49,95 - €49,95
€49,95
€49,95 - €49,95
€49,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€52,95 - €52,95
€52,95
€52,95 - €52,95
€52,95

Foster H2S/S-104, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Silicone Seal, 303 Stainless Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S/S-104 is a 303 stainless 1/4" coupler...

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€52,95 - €52,95
€52,95
€52,95 - €52,95
€52,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€51,95 - €51,95
€51,95
€51,95 - €51,95
€51,95

Foster H2S/S-103, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, EPDM Seal, 303 Stainless Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S/S-103 is a 303 stainless 1/4" coupler...

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€51,95 - €51,95
€51,95
€51,95 - €51,95
€51,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€50,95 - €50,95
€50,95
€50,95 - €50,95
€50,95

Foster H2S/S-101, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Viton Seal, 303 Stainless Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S/S-101 is a 303 stainless 1/4" coupler...

View full details
€50,95 - €50,95
€50,95
€50,95 - €50,95
€50,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€49,95 - €49,95
€49,95
€49,95 - €49,95
€49,95

Foster H2S/S, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, 303 Stainless Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S/S is a 303 stainless 1/4" coupler in ...

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€49,95 - €49,95
€49,95
€49,95 - €49,95
€49,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€17,95 - €17,95
€17,95
€17,95 - €17,95
€17,95

Foster H2S, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Plated Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2S is a steel 1/4" coupler in the FHK Se...

View full details
€17,95 - €17,95
€17,95
€17,95 - €17,95
€17,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€19,95 - €19,95
€19,95
€19,95 - €19,95
€19,95

Foster H2BLV, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Less Valve, Brass

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2BLV is a brass 1/4" coupler in the FHK ...

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€19,95 - €19,95
€19,95
€19,95 - €19,95
€19,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95

Foster H2B-103, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, EPDM Seal, Brass

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2B-103 is a brass 1/4" coupler in the FH...

View full details
€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95

Foster H2B-102, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Neoprene Seal, Brass

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2B-102 is a brass 1/4" coupler in the FH...

View full details
€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95

Foster H2B-101, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Viton Seal, Brass

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2B-101 is a brass 1/4" coupler in the FH...

View full details
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€18,95 - €18,95
€18,95
€18,95 - €18,95
€18,95

Foster H2B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H2B is a brass 1/4" coupler in the FHK Se...

View full details
€18,95 - €18,95
€18,95
€18,95 - €18,95
€18,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95

Foster H1S4, 1/8" ISO-B Hydraulic Coupler x 7/16"-20 SAE, ISO-B Series, Plated Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H1S4 is a steel 1/8" coupler in the FHK S...

View full details
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€19,95 - €19,95
€19,95
€19,95 - €19,95
€19,95

Foster H1S-101, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Viton Seal, Plated Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H1S-101 is a steel 1/8" coupler in the FH...

View full details
€19,95 - €19,95
€19,95
€19,95 - €19,95
€19,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€51,95 - €51,95
€51,95
€51,95 - €51,95
€51,95

Foster H1S/S-104, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Silicone Seal, 303 Stainless Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H1S/S-104 is a 303 stainless 1/8" coupler...

View full details
€51,95 - €51,95
€51,95
€51,95 - €51,95
€51,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€51,95 - €51,95
€51,95
€51,95 - €51,95
€51,95

Foster H1S/S-101, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Viton Seal, 303 Stainless Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H1S/S-101 is a 303 stainless 1/8" coupler...

View full details
€51,95 - €51,95
€51,95
€51,95 - €51,95
€51,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€47,95 - €47,95
€47,95
€47,95 - €47,95
€47,95

Foster H1S/S, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, 303 Stainless Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H1S/S is a 303 stainless 1/8" coupler in ...

View full details
€47,95 - €47,95
€47,95
€47,95 - €47,95
€47,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Foster H1S, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Plated Steel

The most widely used industrial hydraulic quick coupling, compatible with ISO 7241-1 Series B. The Foster H1S is a steel 1/8" coupler in the FHK Se...

View full details
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

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