Extended-stem electric 6-port switching valve
Product image from the former Ruiketongheng website; model and specifications follow the current 2026 catalog.

Catalog entry / 010

Switching valves / QH-D electric switching valves

Extended-stem electric 6-port switching valve

Model / Configuration

QH-DC-6

Chromatographic injection with the valve body in a hot zone and the motor in a cooler zone.

At a glance

  • 0–0.60 MPa
  • 6 MPa
  • 1000 psi
  • 200℃
  • 330℃
  • 12/24VDC
  • 7.5W
  • 0.45 N·m
Main specificationsGeneral pressure range 0–0.60 MPa; high-pressure version to 6 MPa / 1000 psi; service life >1,000,000 cycles; valve body 200°C or extended-stem version 330°C; 12/24 VDC, 7.5 W, 0.45 N·m; chromatography-grade cleanliness.
Connections, materials & optionsConnections: 1.6, 2, or 3 mm; 1/16 or 1/8 in. Materials: 316L, PEEK, or Hastelloy. Straight or angled face; 1–4 in extended stem; voltage or switch trigger. Optional silanization, 0.5 μL/min trace-flow version, and purge.
Typical dutiesChromatographic injection with the valve body in a hot zone and the motor in a cooler zone.
Product noteConfirm the exact model suffix, materials, connections, and acceptance limits before quotation.
Catalog categorySwitching valves
Product seriesQH-D electric switching valves
Product groupSwitching & injection

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