• Dynamic Corporation Limited
    Midea Group - China
    DCL has been our partner and supplier for over 6 years. Their electric actuators are used to drive our guide vane of our refrigeration compressors. Our central air conditioners are serviing customers in HVAC all around the world with DCL's products. They continuously provide very reliable products and very ontime service to support us.
  • Dynamic Corporation Limited
    Valve Solution Inc. - USA
    DCL has been our ODM/OEM plant for about ten years. Their products are designed per UL and CSA standard and passed CSA certification. Very few Chinese manufacturers can produce USA's standard electric actuaotrs with such good quality, that is why we choose them as our long term partner. We are expecting DCL can keep innovation.
  • Dynamic Corporation Limited
    WESA Armaturen GmbH - Germany
    With 15 years cooperation with DCL, we are very satified with DCL's products. DCL regards quality first and their employees are very rigorous to products. They always do many experiments and tests to confirm their new designs and upgrade. We are also amazing about their wonderful quality control for the outsourcing parts.
Contact Person : Ryan
Phone Number : +86 18942933531
Whatsapp : +8618942933531

CF8M Electric Butterfly Valve

Place of Origin WUHAN,CHINA
Brand Name DCL
Certification CE/ROHS/CSA/IP67
Minimum Order Quantity 1pc
Packaging Details carton/pallet
Delivery Time 7 working days
Payment Terms D/P, T/T, Western Union, MoneyGram
Supply Ability 2000PCS/month

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Product Details
Name Vacuum Electric Butterfly Valve Design Low Leakage Design
Size DN40 To DN 600, 1 1/2” To 24” Feature ISO Top Flange Mounting
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DN40 Vacuum Electric Butterfly Valve


DN 600 butterfly valve


CF8M Electric Butterfly Valve

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Product Description

Vacuum electric butterfly valve with low leakage design



DCL electric vacuum butterfly valves are widely used in new energy, semiconductor, diary products, winery, pharmacy, beverage, chemical and cosmetic industries etc. Negative pressure pipes are more and more commonly seen for special media.





Vacuum butterfly valve

  • Size from DN40 to DN 600, 1 1/2” to 24”
  • Investment cast with WCB, SS304(CF8), SS316(CF8M)
  • Scope of application (pressure) 105~6.7*10-5Pa
  • Valve leakage rate ≤ 1.3*10-5Pa.L/S
  • Seat material NBR((Buna-N), Viton optional
  • ISO top flange mounting


Electric actuator

  • 1/4 turn operation with self-locking
  • Automate ball valve and butterfly valve to adjust or cut off flow
  • Compact size for limit space with weather proof IP67/type 4X aluminum alloy housing
  • Heavy duty motor with thermal overload protection/duty rate 80%
  • Over 10000 times full range life cycle with full rated load
  • Resistance to extra low and high temperature and high moisture environment
  • Standard manual handle
  • CSA listed/UL complied/CE marked/RoHS 3.0 tested



Actuator Type Butterfly Valve(PN1.0MPa) Ball Valve(≤PN1.6MPa) Vent Valve(≤PN0.1MPa)
DCL-Ex05 DN50~65 DN40 DN50~80
DCL-Ex10 DN80~100 DN50~65 DN100~200
DCL-Ex20 DN125~150 DN80~100 DN250~300
DCL-Ex40 DN200 DN125 DN350~450
DCL-Ex60 DN250 DN150 DN500~600

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