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Home /Products/Pneumatic Control Valves/Masoneilan 4800E/4700E/4701E/4700P Electro-Pneumatic Valve Positioners-Massive Stock-Fast Delivery

Masoneilan 4800E/4700E/4701E/4700P Electro-Pneumatic Valve Positioners-Massive Stock-Fast Delivery

1
MOQ
US $1150.00 - 1900.00/ Set
Price
Masoneilan 4800E/4700E/4701E/4700P Electro-Pneumatic Valve Positioners-Massive Stock-Fast Delivery
Features Gallery Product Description Ratings & Review Request A Quote
Features
Specifications
Control Signal: 4-20 MA, Split Range Available
Output Capacity (Standard): 12 Scfm (20.4 Nm³/h)
Product Type: Electro-Pneumatic Analog Valve Positioner
Feedback Mechanism: Precision Feedback Cam
Basic Infomation
Place of Origin: China
Brand Name: Masoneilan
Model Number: 800E/4700E/4701E/4700P
Payment & Shipping Terms
Packaging Details: Cardboard box/Wooden crate
Delivery Time: 4-6 weeks
Payment Terms: T/T
Supply Ability: 3000 sets per year
Product Description
Masoneilan 4800E/4700E/4701E/4700P Electro-Pneumatic Valve Positioners-Massive Stock-Fast Delivery
Product Overview
  1. Full Masoneilan valve positioner series covering pneumatic and electro-pneumatic types, with 4701E featuring position feedback function
  2. Precision cam design with field-changeable linear / equal percentage control characteristics, compatible with rotary and reciprocating actuators
  3. Corrosion-resistant fully sealed structure, field-proven for stable performance in harsh process environments
Technical Specifications
Category Core Parameters
Control Performance 4700E/4800E: 4-20mA input; 4700P: 3-15psi pneumatic input; 4700P accuracy <0.2% span, 4700E accuracy <0.5% span
Environment & Protection -40°C to +60°C operating temperature; IP66 ingress protection; corrosion-resistant aluminum housing
Certification & Interface FM / ATEX / CSA explosion-proof certified; 1/4" NPT (4700) / 3/8" NPT (4800) pneumatic ports
Application Industry
  1. Oil & gas and petrochemical plants for pipeline control valve precision regulation
  2. Power generation and water treatment for process flow and pressure control systems
  3. Metallurgy, pulp & paper and general chemical engineering for industrial automation processes
Common Problems & Solutions
  1. Position drift or inaccuracy: Re-calibrate zero and span; verify stable air supply pressure
  2. Air circuit leakage: Replace worn diaphragm seals; retighten pneumatic connection fittings
  3. Slow response output: Clean air filter elements; adjust damping setting for stable actuation
Replacement Models
  1. Masoneilan SVI II AP: Upgraded smart digital positioner with HART communication and valve diagnostics
  2. Masoneilan 4800P: High-capacity pneumatic positioner for large-size high-thrust actuators
  3. F-isher 3582i: Peer electro-pneumatic positioner alternative for general control valve applications
Why Buy From Us
  1. 100% original Masoneilan products with official certification and 12-month warranty
  2. Massive stock of full models and matching accessories for one-stop procurement
  3. Professional technical support for model selection, installation and commissioning guidance
Stock & Delivery Time
  1. Standard models are in massive stock and dispatched within 5–7 working days
  2. Custom explosion-proof configurations have a 2–3 week production lead time
  3. Global sea/air shipping available with full customs clearance documents
RFQ Form
  1. Please confirm exact model, quantity and explosion-proof grade in your inquiry
  2. Provide matched valve/actuator type for accurate selection and quotation
  3. Formal quotation with complete datasheet will be issued within 24 working hours
Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

O
Osama Qandeel
Saudi Arabia Mar 20.2026
Helpful (3)
We urgently needed control valve accessories for a shutdown project. They provided stock availability and shipped within 3 days, which helped us avoid production losses.
L
leyla kh
United Arab Emirates Sep 12.2025
Helpful (10)
We purchased 20 units of valve positioners for a refinery project in UAE. Delivery was fast and technical support was very professional.
A
Anggoro Fikri
Indonesia Jan 31.2025
Helpful (2)
good quality
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Contact Person : Mr. Edward Zhao
Tel : +8615000725058
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No.6 Building,No.98 Lane, No.1 Fulian Road, Baoshan District, Shanghai, China
edward.zhao@gongboshi.com
+8615000725058
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