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Spence Engineering D550 D-Pilot Pressure Regulator 5-50# Spring Range Cast Iron

BRAND: Spence Engineering SKU: D550

$902.54

MSRP: $1,037.92
You save 15%

D-Pilot Pressure Regulator, 5-50# Spring Range, Cast Iron Body

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Availability:

4 In Stock

Description

The Spence Engineering D550 is a D-Pilot series pressure regulating valve designed for dependable, accurate pressure control in steam and hydronic piping systems. Built with a durable cast iron body, this pilot-operated regulator delivers consistent downstream pressure management across a 5–50 PSI spring range, making it well-suited for a broad range of commercial and industrial HVAC and process applications.

Key Features
  • Pilot-operated D-Pilot design for precise, stable downstream pressure regulation
  • Spring range: 5–50 PSI, accommodating a wide variety of system pressure requirements
  • Cast iron (CI) body construction for strength and long service life
  • Suitable for steam and hydronic system applications
  • Engineered by Spence Engineering, a trusted name in pressure and temperature control
Application

The D550 is ideal for commercial and industrial HVAC systems requiring reliable pressure reduction and control. Its pilot-operated mechanism ensures accurate set-point maintenance even under varying load conditions, reducing energy waste and protecting downstream equipment.

Why Choose Spence Engineering

Spence Engineering has a long-standing reputation for manufacturing high-quality pressure regulators, temperature regulators, and control valves for steam and fluid systems. The D-Pilot series exemplifies their commitment to precision engineering and durable construction.

Additional information

Spring Range

5 PSI – 50 PSI

Body Material

Cast Iron

Application

Hydronic, Steam

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