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3G Electric
SPEARS Threaded Expansion Joint - Threaded Expansion Joints
SPEARSThreaded Expansion Joints

SPEARS Threaded Expansion Joint

<p>The Spears Threaded Expansion Joint (Model EJ21-030CSR) is a 3-inch CPVC fitting with an EPDM bulb, designed to absorb thermal expansion and contraction in piping systems. With a 9-inch overall length and a…

SKU 3G-OTH-653804

Also listed as: EJ21030CSR · EJ21 030CSR

Brand
SPEARS
Item
Threaded Expansion Joint
Part Number
EJ21-030CSR
Category
Threaded Expansion Joints
Available to Order
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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

SPEARS
Manufacturer Part Number
EJ21-030CSR
Type
CPVC with EPDM Bulb
Overall Lg
9 in
Maximum Operating Pressure
150 psi

Technical Documents

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

Product Description

<p>The Spears Threaded Expansion Joint (Model EJ21-030CSR) is a 3-inch CPVC fitting with an EPDM bulb, designed to absorb thermal expansion and contraction in piping systems. With a 9-inch overall length and a maximum operating pressure of 150 psi, it offers reliable performance for industrial applications.</p><p>Ideal for chemical processing, water treatment, and HVAC systems, this expansion joint is built to withstand corrosive environments. As a Singapore-based supplier, 3G Electric provides SGD quotes on request, handles GST for local buyers, and offers fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the maximum operating pressure of this expansion joint?

The maximum operating pressure is 150 psi.

What is the overall length and pipe size of this model?

The overall length is 9 inches, and the pipe size is 3 inches.

Used in

Common applications for SPEARS
Chemical processing — SPEARS CPVC ball valves (e.g., 3632R series) for corrosive fluid isolation in piping manifolds.
Water treatment — SPEARS PVC gate valves (e.g., 2011-012) for flow control in filtration and distribution lines.
HVAC systems — SPEARS CPVC ball valves (e.g., 2131-010C) for shut-off in chilled water or condenser loops.
Industrial waste handling — SPEARS CPVC gate valves (e.g., 2031-005C) for chemical drain lines requiring corrosion resistance.
Plumbing and irrigation — SPEARS PVC gate valves (e.g., 2012-010) for on/off service in non-potable water systems.
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SPEARS Products

3G Electric supplies SPEARS threaded expansion joints. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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