31b8 8 Position 9 Port Multi Channel Rotary Shear Valve

Name: 31b8 8 Position 9 Port Multi Channel Rotary Shear Valve
Brand: Shenzhen Keyto Fluid Technology Co., Ltd.
SKU: 2318476815

Guangdong, ChinaShenzhen Keyto Fluid Technology Co., Ltd.

US$0.10

5 Pieces

Product profile

Customization

Available

Model No.

31b8 21 Iyu 3c3 8 Position 9 Port Rotary Shear VAL

Valve Structure

Shear Type Multi Channel Rotary Valve

Model NO.

31B8

Circuit Type

8 Position 9 Port (8 in 1 out Channel Selection)

Wetted Material

PCTFE Peek PVDF Valve Head Sapphire Rotor Zirconia

Optional Orifice Diameter

0.5 mm; 0.76 mm; 1.0 mm; 1.2 mm; 1.5 mm

Rated Power Supply

DC24V ±10%

Positioning Mode

Optocoupler Home Position Detection Auto Homing on

Transport Package

Bulk Package

Specification

CE, RoHS

Trademark

Keyto

Origin

China

HS Code

8481804090

Production Capacity

200, 000 PCS/Year

Key features

Full factory performance test custom orifice port spec wetted material and protocol available NDA service for bulk instrument orders.

Separately replaceable valve head assembly for easy maintenance. Compact integrated unit strong environmental adaptability and long cycle life.

Multi bus communication RS232 RS485 CAN IIC TTL GPIO directly controlled by instrument mainboard.

Company profile

Cooperated with Fortune 500Experienced TeamSelf-brandedPatents Awarded

Shenzhen Keyto Fluid Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2015-05-01Nearest Port: Hong Kong, ShenzhenAverage Response Time: ≤0.83hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW

AI-Powered supplier vetting

SummaryThe supplier demonstrates established quality and production systems, including ISO9001:2015, CE and RoHS certifications, documented inspection procedures, more than 10 production lines, 54 quality inspectors, and stated annual outputs of 800,000 solenoid valves and 250,000 syringe pumps. It supports broad product customization and has documented procedures for corrective actions, complaint handling, and supplier assessment. However, it does not provide OEM services for popular brands, has no SDK, no in-stock service capacity, no overseas warehouses, showrooms, agents, or branches, and reports zero countries with overseas service coverage. Export markets are broad, but export sales represent only 1%–10% of total sales. Financial information is limited to reported years rather than substantive financial indicators, so financial credibility cannot be fully assessed. Customer-case evidence is limited to participation in the AACC trade show.

Supplier typeThe supplier operates more than 10 production lines, has valid manufacturing-capacity contracts with associated subcontractors, holds self-operated import and export rights, and exports to multiple global regions. However, it reports no in-stock capacity, overseas warehouse, showroom, agent, or branch, indicating a manufacturer with direct export capability but limited overseas service infrastructure.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE and RoHS product-compliance certifications. These certifications provide explicit evidence of quality-management and product-compliance coverage.

Production capacityProduction evidence includes more than 10 production lines, 54 quality inspectors, stated annual output of 800,000 solenoid valves and 250,000 syringe pumps, documented finished-product inspection instructions, and valid contracts with associated subcontractors. The supplier also reports lead times of one month off-peak and 2–3 months during peak season, supporting established manufacturing capacity.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization capability.

Product Q&A

Q:What is operating principle of 31B8 rotary shear valve?

Stepper motor drives shear type ceramic rotor stator sealing pair with optocoupler positioning. Select one of eight input channels to common output port for multi channel sampling and reagent switching.

Q:What advantages of rotary shear valve vs multi solenoid valve bank?

Single valve realizes 8 channel selection reduce valve quantity and simplify fluid layout lower dead volume less reagent residue and compact footprint.

Q:How to select wetted part material?

Select PCTFE for general water sample PEEK PVDF for aggressive organic solvent. Sapphire rotor stator provides excellent wear resistance for long cycle operation.