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ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator

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Certificación
China Achievers Automation Limited certificaciones
China Achievers Automation Limited certificaciones
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ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator

ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator
ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator

Ampliación de imagen :  ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator Mejor precio

Datos del producto:
Lugar de origen: A nosotros
Nombre de la marca: ASCO
Certificación: ATEX
Número de modelo: NF8551B401 11550
Documento: ACH-AB-P+F-E+H-IFM-ASCO-YOK...WA.pdf
Pago y Envío Términos:
Cantidad de orden mínima: 1
Precio: Negociable
Detalles de empaquetado: Caja de cartón
Tiempo de entrega: Negociable
Condiciones de pago: T/T,XT,ALIPAY
Capacidad de la fuente: 100 unidades por mes
Descripción detallada del producto
Fuente de alimentación: 1 Temperatura ambiente: -
Clasificación eléctrica: G. Certificaciones: S
Resaltar:

ASCO 2-way solenoid valve

,

1/4 NPT pneumatic actuator valve

,

24V DC normally closed valve

ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator

ASCO NF8551B401 11550 pilot valve specifications. 2-way solenoid pilot, 1/4" NPT, 24V DC, NC, for large valve actuation.

Product Overview

The ASCO NF8551B401 11550 is a 2-way, normally closed solenoid pilot valve designed for controlling the pilot air supply to larger diaphragm or piston-operated valves. It features a 1/4" NPT port size, operates on 24V DC, and is built with a brass body. This compact, reliable pilot valve is a key component for electrically actuating ASCO and other brands of process valves in industrial automation, water treatment, and power generation applications.

Technical Specifications (Valve)

Parameter

Specification

Manufacturer

ASCO (Emerson)

Series

NF (Pilot Valves)

Model

NF8551B401 11550

Product Type

2-Way Solenoid Pilot Valve (Normally Closed)

Valve Size

1/4" NPT

Orifice Size

Small (for pilot air flow)

Body Material

Brass

Seal Material

Buna-N (Nitrile) standard

Media

Clean, dry air (for pilot supply)

Technical Specifications (Electrical/Performance)

Parameter

Specification

Voltage

24V DC

Coil Class

Class F (155°C)

Power Consumption

Low (typically 5-8 W)

Max. Pressure

150 psi (10.3 bar)

Media Temperature

-40 to 180°F (-40 to 82°C) with Buna-N

Ambient Temperature

-40 to 140°F (-40 to 60°C)

Connection

1/2" NPT conduit or plug connector

Response Time

Fast (direct-acting design)

Manual Override

Often included for manual operation

Certifications

cULus, CE

Key Features

  • Normally Closed Operation:​ Closes pilot air supply when de-energized

  • Direct-Acting Design:​ Simple, reliable operation without minimum pressure requirement

  • Compact & Robust:​ Durable brass construction for industrial environments

  • Low Power Consumption:​ Energy-efficient

  • Wide Compatibility:​ Designed to mount on and control ASCO and other process valves

  • Manual Override:​ Allows for manual testing and operation

  • Reliable Performance:​ For critical pilot duty applications

  • Easy Installation:​ Standard 1/4" NPT and electrical connections

Applications

  • Piloting large diaphragm or piston-operated valves (e.g., ASCO 8210, 8300 series)

  • Automated on/off control in water and wastewater treatment

  • Actuator control in power generation and industrial processes

  • General automation requiring a reliable solenoid pilot valve

About ACH

Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.

ASCO NF8551B401 Pilot | 2-Way, 1/4" NPT, 24V DC, Normally Closed, for Pneumatic Actuator 1
Frequently Ask & Questions
Are preferential prices available?

Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.

Are the Products Genuine OEM Units?

Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.

How will you arrange shipment?

We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.

What is the warranty of goods?

One-year Warranty.

How long is the logistics cycle of the product?

Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.

Contacto
Achievers Automation Limited

Persona de Contacto: sales2

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