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Parker's LQX12 family of 12 mm diaphragm isolation valves offer metal free wetted paths with EPDM and FFKM versions to meet the needs of your applications.
Parker’s LQX12 is a high-performance 2-way and 3-way universal isolated diaphragm valve. This highly flexible design is 12 mm wide and offers two different elastomer options. The LQX12 valve supports the pressure and flow requirements needed by today’s analytical, bio-analytical, and clinical diagnostic OEMs.
Markets:
• Clinical Diagnostics
• Analytical Chemistry
Features/Benefits:
• EPDM or FFKM elastomers for particulate tolerance and reliability in a wide range of liquid media
• 100% tested leak rate ensures a tight seal on every valve
• 12 mm width allows for reduced system sizes and efficient packaging
• Designed to be manifold mounted side-to-side on 12 mm centers
• Low internal unswept volume to minimize carryover and cross-contamination
• Secure electrical termination to female connectors with friction-locked latching electrical connection
• Optional ¼ - 28 ported sub-base for standalone operation or testing
• RoHS compliant
Applications:
• Clinical Diagnostics Instrumentation
• Hematology
• Automated Slide Stainers
• DNA/RNA Synthesis
• Environmental Analyzers
• VOC/TOC
| Literature and Reference Materials |
|---|
| Miniature Liquid Control Valves Catalog: PPF-MLV-002/US |
| LQX12 - Diaphragm Isolation Valve Datasheet |
| Products | Valve Configuration Type | Electrical Connection | Chemical Resistance Required | Mounting Style | Voltage (VDC) | Valve Configuration Type | Electrical Connection | Chemical Resistance Required | Mounting Style | Voltage (VDC) |
|---|---|---|---|---|---|---|---|---|---|---|
| LQX12-2W12EP48-000 | 2-Way Normally Closed | 2.54mm Pitch Male Pins | Moderate - PEEK Body, EPDM Diaphragm | 1/4" -28 | 12 | 1__2-Way Normally Closed __1 | 2__2.54mm Pitch Male Pins __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__1/4 -28 __4 | 5__12 __5 |
| LQX12-2W12EPFS-000 | 2-Way Normally Closed | 2.54mm Pitch Male Pins | Moderate - PEEK Body, EPDM Diaphragm | Face Seal | 12 | 1__2-Way Normally Closed __1 | 2__2.54mm Pitch Male Pins __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__Face Seal __4 | 5__12 __5 |
| LQX12-2W12FF48-001 | 2-Way Normally Closed | 18" Flying Leads | High - PEEK Body, FFKM Diaphragm | 1/4" -28 | 12 | 1__2-Way Normally Closed __1 | 2__18 Flying Leads __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__1/4 -28 __4 | 5__12 __5 |
| LQX12-2W12FFFS-000 | 2-Way Normally Closed | 2.54mm Pitch Male Pins | High - PEEK Body, FFKM Diaphragm | Face Seal | 12 | 1__2-Way Normally Closed __1 | 2__2.54mm Pitch Male Pins __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__Face Seal __4 | 5__12 __5 |
| LQX12-2W24EP48-000 | 2-Way Normally Closed | 2.54mm Pitch Male Pins | Moderate - PEEK Body, EPDM Diaphragm | 1/4" -28 | 24 | 1__2-Way Normally Closed __1 | 2__2.54mm Pitch Male Pins __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__1/4 -28 __4 | 5__24 __5 |
| LQX12-2W24EPFS-000 | 2-Way Normally Closed | 2.54mm Pitch Male Pins | Moderate - PEEK Body, EPDM Diaphragm | Face Seal | 24 | 1__2-Way Normally Closed __1 | 2__2.54mm Pitch Male Pins __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__Face Seal __4 | 5__24 __5 |
| LQX12-2W24FF48-000 | 2-Way Normally Closed | 2.54mm Pitch Male Pins | High - PEEK Body, FFKM Diaphragm | 1/4" -28 | 24 | 1__2-Way Normally Closed __1 | 2__2.54mm Pitch Male Pins __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__1/4 -28 __4 | 5__24 __5 |
| LQX12-2W24FFFS-000 | 2-Way Normally Closed | 2.54mm Pitch Male Pins | High - PEEK Body, FFKM Diaphragm | Face Seal | 24 | 1__2-Way Normally Closed __1 | 2__2.54mm Pitch Male Pins __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__Face Seal __4 | 5__24 __5 |
| LQX12-3W12EP48-000 | 3 Way Universal | 2.54mm Pitch Male Pins | Moderate - PEEK Body, EPDM Diaphragm | 1/4" -28 | 12 | 1__3 Way Universal __1 | 2__2.54mm Pitch Male Pins __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__1/4 -28 __4 | 5__12 __5 |
| LQX12-3W12EPFS-000 | 3 Way Universal | 2.54mm Pitch Male Pins | Moderate - PEEK Body, EPDM Diaphragm | Face Seal | 12 | 1__3 Way Universal __1 | 2__2.54mm Pitch Male Pins __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__Face Seal __4 | 5__12 __5 |
| LQX12-3W12FF48-000 | 3 Way Universal | 2.54mm Pitch Male Pins | High - PEEK Body, FFKM Diaphragm | 1/4" -28 | 12 | 1__3 Way Universal __1 | 2__2.54mm Pitch Male Pins __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__1/4 -28 __4 | 5__12 __5 |
| LQX12-3W12FFFS-000 | 3 Way Universal | 2.54mm Pitch Male Pins | High - PEEK Body, FFKM Diaphragm | Face Seal | 12 | 1__3 Way Universal __1 | 2__2.54mm Pitch Male Pins __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__Face Seal __4 | 5__12 __5 |
| LQX12-3W24EP48-100 | 3 Way Universal | 2.54mm Pitch Male Pins | Moderate - PEEK Body, EPDM Diaphragm | 1/4" -28 | 24 | 1__3 Way Universal __1 | 2__2.54mm Pitch Male Pins __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__1/4 -28 __4 | 5__24 __5 |
| LQX12-3W24EPFS-000 | 3 Way Universal | 2.54mm Pitch Male Pins | Moderate - PEEK Body, EPDM Diaphragm | Face Seal | 24 | 1__3 Way Universal __1 | 2__2.54mm Pitch Male Pins __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__Face Seal __4 | 5__24 __5 |
| LQX12-3W24FF48-000 | 3 Way Universal | 2.54mm Pitch Male Pins | High - PEEK Body, FFKM Diaphragm | 1/4" -28 | 24 | 1__3 Way Universal __1 | 2__2.54mm Pitch Male Pins __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__1/4 -28 __4 | 5__24 __5 |
| LQX12-3W24FFFS-000 | 3 Way Universal | 2.54mm Pitch Male Pins | High - PEEK Body, FFKM Diaphragm | Face Seal | 24 | 1__3 Way Universal __1 | 2__2.54mm Pitch Male Pins __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__Face Seal __4 | 5__24 __5 |
| LQX12-2W12FF48-000 | 2-Way Normally Closed | 2.54mm Pitch Male Pins | High - PEEK Body, FFKM Diaphragm | 1/4" -28 | 12 | 1__2-Way Normally Closed __1 | 2__2.54mm Pitch Male Pins __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__1/4 -28 __4 | 5__12 __5 |
| LQX12-2W12FFFS-001 | 2-Way Normally Closed | 18" Flying Leads | High - PEEK Body, FFKM Diaphragm | Face Seal | 12 | 1__2-Way Normally Closed __1 | 2__18 Flying Leads __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__Face Seal __4 | 5__12 __5 |
| LQX12-2W24FFFS-001 | 2-Way Normally Closed | 18" Flying Leads | High - PEEK Body, FFKM Diaphragm | Face Seal | 24 | 1__2-Way Normally Closed __1 | 2__18 Flying Leads __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__Face Seal __4 | 5__24 __5 |
| LQX12-2W24FF48-001 | 2-Way Normally Closed | 18" Flying Leads | High - PEEK Body, FFKM Diaphragm | 1/4" -28 | 24 | 1__2-Way Normally Closed __1 | 2__18 Flying Leads __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__1/4 -28 __4 | 5__24 __5 |
| LQX12-2W12EPFS-001 | 2-Way Normally Closed | 18" Flying Leads | Moderate - PEEK Body, EPDM Diaphragm | Face Seal | 12 | 1__2-Way Normally Closed __1 | 2__18 Flying Leads __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__Face Seal __4 | 5__12 __5 |
| LQX12-2W12EP48-001 | 2-Way Normally Closed | 18" Flying Leads | Moderate - PEEK Body, EPDM Diaphragm | 1/4" -28 | 12 | 1__2-Way Normally Closed __1 | 2__18 Flying Leads __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__1/4 -28 __4 | 5__12 __5 |
| LQX12-2W24EPFS-001 | 2-Way Normally Closed | 18" Flying Leads | Moderate - PEEK Body, EPDM Diaphragm | Face Seal | 24 | 1__2-Way Normally Closed __1 | 2__18 Flying Leads __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__Face Seal __4 | 5__24 __5 |
| LQX12-2W24EP48-001 | 2-Way Normally Closed | 18" Flying Leads | Moderate - PEEK Body, EPDM Diaphragm | 1/4" -28 | 24 | 1__2-Way Normally Closed __1 | 2__18 Flying Leads __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__1/4 -28 __4 | 5__24 __5 |
| LQX12-3W12FFFS-001 | 3 Way Universal | 18" Flying Leads | High - PEEK Body, FFKM Diaphragm | Face Seal | 12 | 1__3 Way Universal __1 | 2__18 Flying Leads __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__Face Seal __4 | 5__12 __5 |
| LQX12-3W12FF48-001 | 3 Way Universal | 18" Flying Leads | High - PEEK Body, FFKM Diaphragm | 1/4" -28 | 12 | 1__3 Way Universal __1 | 2__18 Flying Leads __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__1/4 -28 __4 | 5__12 __5 |
| LQX12-3W24FFFS-001 | 3 Way Universal | 18" Flying Leads | High - PEEK Body, FFKM Diaphragm | Face Seal | 24 | 1__3 Way Universal __1 | 2__18 Flying Leads __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__Face Seal __4 | 5__24 __5 |
| LQX12-3W24FF48-001 | 3 Way Universal | 18" Flying Leads | High - PEEK Body, FFKM Diaphragm | 1/4" -28 | 24 | 1__3 Way Universal __1 | 2__18 Flying Leads __2 | 3__High - PEEK Body, FFKM Diaphragm __3 | 4__1/4 -28 __4 | 5__24 __5 |
| LQX12-3W12EPFS-001 | 3 Way Universal | 18" Flying Leads | Moderate - PEEK Body, EPDM Diaphragm | Face Seal | 12 | 1__3 Way Universal __1 | 2__18 Flying Leads __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__Face Seal __4 | 5__12 __5 |
| LQX12-3W12EP48-001 | 3 Way Universal | 18" Flying Leads | Moderate - PEEK Body, EPDM Diaphragm | 1/4" -28 | 12 | 1__3 Way Universal __1 | 2__18 Flying Leads __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__1/4 -28 __4 | 5__12 __5 |
| LQX12-3W24EPFS-001 | 3 Way Universal | 18" Flying Leads | Moderate - PEEK Body, EPDM Diaphragm | Face Seal | 24 | 1__3 Way Universal __1 | 2__18 Flying Leads __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__Face Seal __4 | 5__24 __5 |
| LQX12-3W24EP48-101 | 3 Way Universal | 18" Flying Leads | Moderate - PEEK Body, EPDM Diaphragm | 1/4" -28 | 24 | 1__3 Way Universal __1 | 2__18 Flying Leads __2 | 3__Moderate - PEEK Body, EPDM Diaphragm __3 | 4__1/4 -28 __4 | 5__24 __5 |
