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EFG551 EF8551 High Performance Pneumatic Diaphragm Valves 551 Series

Good quality Pneumatic Solenoid Coil for sales
Good quality Pneumatic Solenoid Coil for sales
We have been doing business with Nijia Technology since 2005, we are increasing our quantity every year, both of us are growing fast.

—— Dave Crombie

I have tested all the items which are found satisfactory, I think there could be big market in Middle East, Thanks!

—— Mohammad Akmal

Your solenoid coils are very good, we decide to increase the orders in future.

—— G. Schmitt

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EFG551 EF8551 High Performance Pneumatic Diaphragm Valves 551 Series

China EFG551 EF8551 High Performance Pneumatic Diaphragm Valves 551 Series supplier

Large Image :  EFG551 EF8551 High Performance Pneumatic Diaphragm Valves 551 Series

Product Details:

Place of Origin: China
Brand Name: WSNF8327
Certification: CE/ISO9001
Model Number: SCG553 PVG553 EFG553

Payment & Shipping Terms:

Minimum Order Quantity: negotiation
Price: negotiation
Packaging Details: Plastic bags,Boxes, Cartons, Pallets,or according to customer's requirement
Delivery Time: 1-10 working days after received payment
Payment Terms: T/T,western Union,Paypal,Credit card
Supply Ability: 5,000pcs per month
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Detailed Product Description
Product Name: WSNF8327 Insulation Class: B/F/H
Normal Voltage: 24-110-220-230VAC 12-24VDC Connection Type: DIN43650A
Normal Power: AC 15VA DC 12W Internal Diameter: Φ13.5mm
IP: 65 Connection Type: DIN43650A,Fly Leading Wire

ASCO 551 Series Solenoid Spool Valve
● The monostable spool valves in conformity with IEC 61508 Standard (2010 route 2H version) have TÜV (551 series) and EXIDA (551-553 series) certified with integrity levels: SIL 2 for HFT = 0 / SIL 3 for HFT = 1
● The spool valves have threaded port connections and "NAMUR" style interface
● The same spool valve can be adapted for 3/2 NC or 5/2 function for controlling double-acting and single-acting actuators
● All the exhaust ports of this spool valve are connectable, providing better environmental protection, particularly recommended for sensitive areas such as clean rooms, and applications in the pharmaceutical and food processing sectors
● The valve offers environmental protection against the ingress of liquids, dusts or any other foreign matter (environmentally-protected construction)
● Can be externally piloted (external air pilot supply) to convert valve to zero minimum operation by flipping a gasket
● The solenoid valves satisfy all relevant EU Directives



Body Aluminium, black anodized
End covers + interface plates Glass-filled polyamide
Internal parts Zamak, stainless steel, acetal (POM), aluminium
Sealing NBR + PUR
Core and core tube Stainless steel
Shading coil Copper


Electrical characteristics

Coil insulation class F
Connector specification DIN 43650, 11 mm, industry, standard B (type 01)
or ISO 4400 (type 02)
Connector Spade plug (cable Ø 6-8 mm or Ø 6-10 mm)
Electrical safety IEC 335
Standard voltages DC (=) : 24V
AC (~) : 24V - 115V - 230V / 50 Hz


Dimension drawings(mm)

High Performance Pneumatic Diaphragm Valves 551 Series EFG551 EF8551High Performance Pneumatic Diaphragm Valves 551 Series EFG551 EF8551

Pictures and details

High Performance Pneumatic Diaphragm Valves 551 Series EFG551 EF8551Delivery
1. If the products we have in store, we will send it out ASAP after payment.
2. If the products which were customized, we will complete the production within a specified period of time, and send it out the first time, we can promise it.
3. Also we can send by your delivery acount if you want.
4. We have a variety of ways to send goods, usually DHL, Fedex, TNL will be normal ways. If you require use of a courier, we can do it.

Competitive Advantage


Our product features Our Services Guarantee:
1) Competitive price 1) Prompt respond (Reply with 24 hours)
2) Good quality 2) Free Samples (Customer pay for the delivery cost)
3) Professional Packaging 3) Registration support.
4) Produce according to Customers’ instruction 4) Photos/videos are available during production.
5) None delay shipment 5) Loading inspection, and send loading photos before shipment.


After-sale Service
We can provide a series of after-sale service, such as product introduction, mounting, debugging, technical support and so on.

All item Comes with Basic 3 Month Sellers Warranty, if item defective in 3 Month, We will offer replacement without extra Charger(including shipping fee)After we Receive the Defective item.
If item Defective after 3 Month, Buyers can still send it back, We will contact suppliers or Manufactory for Warranty. Buyers Might Need to pay the Shipping fee For resend the replaced item.

Contact Details
Ningbo Nijia Electronics Technology Co.,Ltd

Contact Person: Mr. Ricky

Tel: 86-0574-88871448

Fax: 86-0574-56655151

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