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SPENCE Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 30 psi to 125 psi - Cast Iron General Purpose Pressure Regulators
SPENCECast Iron General Purpose Pressure Regulators

SPENCE Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 30 psi to 125 psi

The SPENCE D50A-C1C9W is a cast iron general purpose pressure regulator with 1/2 in FNPT x FNPTF connections, rated for 30 psi to 125 psi and 33°F to 400°F. 3G Electric interprets your demand for this OEM-specified…

SKU 3G-OTH-432516

Also listed as: D50AC1C9W · D50A C1C9W

Brand
SPENCE
Item
Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 30 psi to 125 psi
Category
Cast Iron General Purpose Pressure Regulators
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SPENCE
Manufacturer Part Number
D50A-C1C9W
Type
1/2 in x 1/2 in, Iron, 30 psi to 125 psi, 33°F to 400°F

Technical Documents

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SPENCE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SPENCE D50A-C1C9W is a cast iron general purpose pressure regulator with 1/2 in FNPT x FNPTF connections, rated for 30 psi to 125 psi and 33°F to 400°F. 3G Electric interprets your demand for this OEM-specified regulator, sources it through our authorized supply chain, and supports your application with specialist expertise in controls across 14 industrial departments.

Frequently Asked Questions

What is a SPENCE pressure regulator used for?

A SPENCE pressure regulator reduces and stabilizes incoming steam or gas pressure to a set downstream level. It is used in industrial steam systems, process heating, and HVAC applications to protect equipment and ensure consistent operation across 14 industrial departments.

What are the specifications of the SPENCE D50A-C1C9W pressure regulator?

The SPENCE D50A-C1C9W is a 1/2 in FNPT x FNPTF cast iron general purpose pressure regulator. It operates from 30 psi to 125 psi and handles temperatures from 33°F to 400°F. It is designed for steam, air, or non-corrosive gas service.

Where to buy a SPENCE pressure regulator worldwide?

3G Electric supplies the SPENCE D50A-C1C9W pressure regulator to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this and other industrial equipment across 14 departments.

How to install a SPENCE pressure regulator?

Install the SPENCE regulator in a horizontal pipe with the arrow on the body pointing in the flow direction. Install a strainer upstream and a shut-off valve on both sides. Ensure the downstream pressure setting is within the 30 psi to 125 psi range. Consult the manual for spring adjustment.

Used in

Common applications for SPENCE
Steam condensate removal in industrial process heating — SPENCE inverted-bucket steam traps (e.g., 85-CPG9)
Pressure reduction for steam distribution in commercial buildings — SPENCE D50A pressure regulators
Modulating control of steam flow in heat exchangers — SPENCE pneumatic globe control valves (e.g., K1TC811-36RA)
Air venting from steam mains and headers — SPENCE NAV-213 air vents
Condensate drainage in low-pressure steam heating systems — SPENCE 81S-C1E9 steam traps with strainer

SPENCE Products

3G Electric supplies SPENCE cast iron general purpose pressure regulators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SPENCE Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 30 psi to 125 psi, 33°F to 400°F (MPN D50A-C1C9W)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 30 psi to 125 psi, 33°F to 400°F (MPN D50A-C1C9W)
Cast iron pressure regulator with 1/2 inch FNPT x FNPTF connections. Adjustable downstream pressure range from 2 psi to 30 psi. Operating temperature range 33°F to 400°F. Used for reducing and maintaining pressure in steam, air, or liquid systems in industrial and commercial applications
SPENCE
Cast iron pressure regulator with 1/2 inch FNPT x FNPTF connections. Adjustable downstream pressure range from 2 psi to 30 psi. Operating temperature range 33°F to 400°F. Used for reducing and maintaining pressure in steam, air, or liquid systems in industrial and commercial applications
Cast iron general purpose pressure regulator with 1/2 in FNPT x FNPTF connections. Reduces and stabilizes downstream pressure in steam, air, or water systems. Pressure range 2 psi to 30 psi, temperature range 33°F to 400°F. Suitable for industrial heating, process control, and plant utility lines
SPENCE
Cast iron general purpose pressure regulator with 1/2 in FNPT x FNPTF connections. Reduces and stabilizes downstream pressure in steam, air, or water systems. Pressure range 2 psi to 30 psi, temperature range 33°F to 400°F. Suitable for industrial heating, process control, and plant utility lines
SPENCE Pressure Regulator: FNPT x FNPTF, 2 in x 2 in, Iron, 20 psi to 100 psi, 33°F to 400°F (MPN D50A-C1H9F)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 2 in x 2 in, Iron, 20 psi to 100 psi, 33°F to 400°F (MPN D50A-C1H9F)
Cast iron general purpose pressure regulator with 3/8 inch FNPT x FNPTF connections. Adjustable outlet pressure range from 2 psi to 30 psi, suitable for temperatures from 33°F to 400°F. Used to reduce and maintain downstream pressure in steam, air, or liquid systems for industrial process control, heating, and plant utility lines
SPENCE
Cast iron general purpose pressure regulator with 3/8 inch FNPT x FNPTF connections. Adjustable outlet pressure range from 2 psi to 30 psi, suitable for temperatures from 33°F to 400°F. Used to reduce and maintain downstream pressure in steam, air, or liquid systems for industrial process control, heating, and plant utility lines
SPENCE Pressure Regulator: FNPT x FNPTF, 3/4 in x 3/4 in, Iron, 2 psi to 20 psi, 33°F to 400°F (MPN D50A-C1D9K)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 3/4 in x 3/4 in, Iron, 2 psi to 20 psi, 33°F to 400°F (MPN D50A-C1D9K)

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This SPENCE pressure regulator features a cast iron body with 3/4 in NPT x 3/4 in NPT connections. It is pilot-operated and designed to reduce and stabilize downstream pressure within a range of 3 psi to 20 psi. Suitable for use with steam, air, or gas in industrial piping systems for process control, heating, and plant utilities
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This SPENCE pressure regulator features a cast iron body with 1 1/2 in NPT x NPT connections, rated for 450°F. It is pilot-operated for accurate downstream pressure control in steam, air, or gas systems. Typical applications include process control, heating systems, and plant utilities
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This SPENCE pressure regulator features a cast iron body with 1 1/2 in NPT x NPT connections, rated for 450°F. It is pilot-operated for accurate downstream pressure control in steam, air, or gas systems. Typical applications include process control, heating systems, and plant utilities
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This SPENCE pressure regulator features a cast iron body with 6-inch flanged connections. It operates within a 5 psi to 50 psi pressure range and handles temperatures up to 450°F. Designed for general purpose use, it reduces and stabilizes pressure in steam, air, or gas piping systems
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This SPENCE pilot-operated pressure regulator features a cast iron body with NPT x NPT connections. It is designed to reduce and maintain downstream pressure in steam, air, or gas systems within a 3 psi to 20 psi range. Typical applications include process control, heating, and distribution networks
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