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Home /Products/Pneumatic Control Valves/Spirax Sarco SP500 Digital Valve Positioner For Steam Boiler System, Supporting Chongqing Chuanyi Control Valve

Spirax Sarco SP500 Digital Valve Positioner For Steam Boiler System, Supporting Chongqing Chuanyi Control Valve

1
MOQ
US $2100.00 - 2600.00/ Set
Price
Spirax Sarco SP500 Digital Valve Positioner For Steam Boiler System, Supporting Chongqing Chuanyi Control Valve
Features Gallery Product Description Ratings & Review Request A Quote
Features
Specifications
Supply Press: 1.4-7.0bar
Linear Stroke: 10-100mm
Enclosure: IP65
Work Temp: -10~+80°C
Net Weight: 2.2kg
Highlight:

Spirax Sarco SP500 digital valve positioner

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steam boiler system valve positioner

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Chongqing Chuanyi control valve positioner
Basic Infomation
Place of Origin: China
Brand Name: Spirax Sarco
Model Number: SP500
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
Spirax Sarco SP500 Smart Positioner
Product Overview
  1. Loop-powered smart positioner with industry-leading piezo valve technology
  2. Non-contact Hall effect feedback, high accuracy and zero mechanical hysteresis
  3. Built-in LCD keypad for auto commissioning, optional HART communication
Technical Specifications
Parameter Specification
Input Signal 4-20 mA (loop powered)
Supply Pressure 1.4 – 7.0 bar
Stroke Range 10–100 mm (linear); 5°–120° (rotary)
Flow Characteristic Linear, equal percentage, quick opening
Enclosure Rating IP65
Operating Temperature -10°C to +80°C
Net Weight 2.2 kg
Application Industry
  1. Industrial steam systems, boiler houses and thermal power plants
  2. Chemical, petrochemical and continuous process manufacturing
  3. Food & beverage, pharmaceutical and fine chemical production
Common Problems & Solutions
  1. Position drift → Run autostroke calibration via the built-in menu
  2. Insufficient air output → Clean air filter, verify supply pressure
  3. No signal response → Check 4-20mA loop power and wiring connection
Replacement Models
  1. Spirax Sarco SP400 (previous generation smart positioner)
  2. Spirax Sarco EP500 (standard electro-pneumatic positioner)
  3. Spirax Sarco EP5 (traditional electro-pneumatic positioner)
Why Buy From Us
  1. 100% original genuine product, authorized by Chongqing Chuanyi Automation
  2. Professional pre-sales consultation and after-sales technical support
  3. Full quality inspection before shipment, with official quality guarantee
Stock & Delivery Time
  1. Sufficient brand-new stock available for immediate dispatch
  2. Standard lead time: 3–5 working days after payment confirmed
  3. Expedited shipping and customized packaging supported on request
RFQ Form
  1. Required model, quantity and expected delivery date
  2. Consignee details: contact name, full address, phone number
  3. Special requirements: certification, accessories or custom service
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

D
Daulet Nurgazin
Kazakhstan Mar 19.2026
Helpful (3)
I purchased the Flowserve 3821 and am very satisfied with the overall transaction. The item arrived in good condition, matched the specifications accurately, and performed as expected. The seller demonstrated strong professionalism, provided a reasonable price, and ensured the delivery schedule was met. A dependable supplier that I would confidently work with again.
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
Tag:

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Tel : +8615000725058
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edward.zhao@gongboshi.com
+8615000725058
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