We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

SPENCE 81S-C7E9 Standard Inverted-Bucket Steam Trap - Standard Inverted-Bucket Steam Traps
SPENCEStandard Inverted-Bucket Steam Traps

SPENCE 81S-C7E9 Standard Inverted-Bucket Steam Trap

The SPENCE 81S-C7E9 is a cast-iron standard inverted-bucket steam trap with a 1 in FNPT connection, rated for 950 lb/hr capacity, 70 psi maximum pressure, and 450°F maximum temperature. It features an in-line…

SKU 3G-OTH-71579

Also listed as: 81SC7E9 · 81S C7E9

Brand
SPENCE
Item
81S-C7E9 Standard Inverted-Bucket Steam Trap
Category
Standard Inverted-Bucket Steam Traps
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SPENCE
Manufacturer Part Number
81S-C7E9
Type
950 lb/hr, Strainer Included
FNPT
1 in
Max.
70 psi
Configuration
In-line
Installation Orientation
Horizontal

Technical Documents

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

Product Description

The SPENCE 81S-C7E9 is a cast-iron standard inverted-bucket steam trap with a 1 in FNPT connection, rated for 950 lb/hr capacity, 70 psi maximum pressure, and 450°F maximum temperature. It features an in-line configuration for horizontal installation and includes a built-in strainer.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SPENCE 81S-C7E9 steam trap used for?

The SPENCE 81S-C7E9 is a standard inverted-bucket steam trap designed to automatically drain condensate from steam lines while preventing steam loss. It is commonly used in industrial steam distribution systems, process heating, and HVAC applications where reliable condensate removal is critical.

What are the specifications of the SPENCE 81S-C7E9 steam trap?

The SPENCE 81S-C7E9 is a cast-iron inverted-bucket steam trap with a 1 in FNPT connection, rated for 950 lb/hr capacity, 70 psi maximum pressure, and 450°F maximum temperature. It has an in-line configuration for horizontal installation and includes a built-in strainer.

Where to buy the SPENCE 81S-C7E9 steam trap worldwide?

3G Electric supplies the SPENCE 81S-C7E9 steam trap worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this SPENCE inverted-bucket steam trap.

How to install the SPENCE 81S-C7E9 steam trap?

Install the SPENCE 81S-C7E9 in a horizontal orientation with the in-line configuration. Ensure the flow direction matches the arrow on the body. Use pipe sealant on the 1 in FNPT connections. Always install a blowdown valve downstream for periodic cleaning of the built-in strainer.

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 standard inverted-bucket steam traps. 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
Steam Trap: Cast Iron, 1 in FNPT, 950 lb/hr, 125 psi Max., 450°F Max., Strainer Included (MPN 81S-C9E9)
SPENCE
Steam Trap: Cast Iron, 1 in FNPT, 950 lb/hr, 125 psi Max., 450°F Max., Strainer Included (MPN 81S-C9E9)
Steam Trap: Cast Iron, 3/4 in FNPT, 690 lb/hr, 80 psi Max., 450°F Max., Strainer Included (MPN 80S-C8D9)
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Steam Trap: Cast Iron, 3/4 in FNPT, 690 lb/hr, 80 psi Max., 450°F Max., Strainer Included (MPN 80S-C8D9)
Steam Trap: Cast Iron, 3/4 in FNPT, 680 lb/hr, 125 psi Max., 450°F Max., Strainer Included (MPN 80S-C9D9)
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Steam Trap: Cast Iron, 3/4 in FNPT, 680 lb/hr, 125 psi Max., 450°F Max., Strainer Included (MPN 80S-C9D9)
Steam Trap: Cast Iron, 3/4 in FNPT, 570 lb/hr, 150 psi Max., 450°F Max., Strainer Included (MPN 80S-CND9)
SPENCE
Steam Trap: Cast Iron, 3/4 in FNPT, 570 lb/hr, 150 psi Max., 450°F Max., Strainer Included (MPN 80S-CND9)
Steam Trap: Cast Iron, 1 1/2 in FNPT, 9,800 lb/hr, 30 psi Max., 450°F Max., Strainer Not Included (MPN 85-C4G9)
SPENCE
Steam Trap: Cast Iron, 1 1/2 in FNPT, 9,800 lb/hr, 30 psi Max., 450°F Max., Strainer Not Included (MPN 85-C4G9)
Steam Trap: Cast Iron, 1/2 in FNPT, 680 lb/hr, 125 psi Max., 450°F Max., Strainer Included (MPN 80S-C9C9)
SPENCE
Steam Trap: Cast Iron, 1/2 in FNPT, 680 lb/hr, 125 psi Max., 450°F Max., Strainer Included (MPN 80S-C9C9)

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Cast-iron inverted-bucket steam trap with 1-inch FNPT connection, rated for 1,060 lb/hr capacity at 15 psi maximum pressure and 450°F maximum temperature. In-line configuration for horizontal installation; includes built-in strainer. Used to discharge condensate from steam lines in low-pressure heating and process systems
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Cast-iron inverted-bucket steam trap with 1-inch FNPT connection, rated for 1,060 lb/hr capacity at 15 psi maximum pressure and 450°F maximum temperature. In-line configuration for horizontal installation; includes built-in strainer. Used to discharge condensate from steam lines in low-pressure heating and process systems
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Steam Trap: Cast Iron, 3/4 in FNPT, 760 lb/hr, 250 psi Max., 450°F Max., Strainer Included (MPN 81S-CSD9)
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Steam Trap: Cast Iron, 3/4 in FNPT, 760 lb/hr, 250 psi Max., 450°F Max., Strainer Included (MPN 81S-CSD9)
Steam Trap: Cast Iron, 1 in FNPT, 1,000 lb/hr, 30 psi Max., 450°F Max., Strainer Included (MPN 81S-C4E9)
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Steam Trap: Cast Iron, 1 in FNPT, 1,000 lb/hr, 30 psi Max., 450°F Max., Strainer Included (MPN 81S-C4E9)
Steam Trap: Cast Iron, 1 in FNPT, 760 lb/hr, 250 psi Max., 450°F Max., Strainer Included (MPN 81S-CSE9)
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Steam Trap: Cast Iron, 1 in FNPT, 760 lb/hr, 250 psi Max., 450°F Max., Strainer Included (MPN 81S-CSE9)
Steam Trap: Cast Iron, 2 in FNPT, 10,000 lb/hr, 15 psi Max., 450°F Max., Strainer Not Included (MPN 85-C1H9)
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Steam Trap: Cast Iron, 2 in FNPT, 10,000 lb/hr, 15 psi Max., 450°F Max., Strainer Not Included (MPN 85-C1H9)
Steam Trap: Cast Iron, 1 1/4 in FNPT, 6,700 lb/hr, 125 psi Max., 450°F Max., Strainer Not Included (MPN 84-C9F9)
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Steam Trap: Cast Iron, 1 1/4 in FNPT, 6,700 lb/hr, 125 psi Max., 450°F Max., Strainer Not Included (MPN 84-C9F9)
Steam Trap: Cast Iron, 3/4 in FNPT, 690 lb/hr, 20 psi Max., 450°F Max., Strainer Included (MPN 80S-C2D9)
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Steam Trap: Cast Iron, 3/4 in FNPT, 690 lb/hr, 20 psi Max., 450°F Max., Strainer Included (MPN 80S-C2D9)