NSI Industries EC-300 - Mighty-Move Expansion Coupling 3" Steel expansion coupling for EMT & Rigid Conduit
NSI Industries

EC-300

UPC: 781747043078


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Overview

The NSi Industries EC-300 Mighty-Move Expansion Coupling is a cost-effective solution for dry-location conduit expansion needs. This 3-inch steel coupling is designed for use with both EMT (Electrical Metallic Tubing) and Rigid conduit, providing essential flexibility to accommodate thermal expansion and contraction in conduit runs. Its robust steel construction ensures durability in industrial settings. The EC-300 is engineered to prevent stress on conduit systems caused by temperature fluctuations, which can lead to damage or failure over time. By allowing for controlled movement, it helps maintain the integrity of electrical installations. This coupling is a practical choice for electricians and contractors seeking reliable and economical conduit fittings. It offers a straightforward method to manage expansion in conduit pathways, contributing to the longevity and safety of electrical infrastructure. The EC-300 is a problem solver, offering the least expensive dry-location expansion coupling available on the market, making it an attractive option for budget-conscious projects without compromising essential functionality.
  • 3-inch steel expansion coupling
  • Compatible with EMT and Rigid conduit
  • Designed for dry-location use
  • Cost-effective expansion management
  • Durable steel construction

Specifications

Application
Assembles like a regular EMT/RIGID/IMC set screw coupling. To install, simply slide coupling end stop onto fixed end of EMT/RIGID/IMC and tighten screw. Place movable EMT/RIGID/IMC completely into coupling and mark engagement, remove EMT/RIGID/IMC and mark half the distance of engagement, reinstall EMT/RIGID/IMC to half distance.
Cable Entry
Through conduit into expansion throat back to conduit
Finish
Enamel
Material
Zinc Plated Steel
Size
3 IN
Special Features
suitable for EMT/Rigid/IMC
Standard
cULus
Trade Size
3 in
Type
Coupling
Package Dimensions (L x W x H)
15.375 IN x 6.375 IN x 5.25 IN
Package Dimensions (L x W x H)
39.0525 cm x 16.1925 cm x 13.335 cm
Package Weight (Imperial)
4.716 L
Package Weight (Metric)
2.139 kg
Mighty-Move® Expansion Coupling 1" Steel expansion coupling for EMT

EC-100

Mighty-Move® Expansion Coupling 1" Steel expansion coupling for EMT
PVC Coated Conduit Body Cover, Form 7, Size 1 Inch/27 Metric, Stamped Steel, Dark Gray

370-G1

PVC Coated Conduit Body Cover, Form 7, Size 1 Inch/27 Metric, Stamped Steel, Dark Gray
One piece strut clamp with saddle designed to secure rigid/EMT conduit or cable perpendicular to strut. It is made of steel with a galvanized finish. The clamp fits 2-1/2 in EMT and 2-1/2 in RMC and has a static load rating of 350 lbs.

CCOP250

One piece strut clamp with saddle designed to secure rigid/EMT conduit or cable perpendicular to strut. It is made of steel with a galvanized finish. The clamp fits 2-1/2 in EMT and 2-1/2 in RMC and has a static load rating of 350 lbs.
KIT GREASE FITTING WITH EXTENSION

GF 250 ODE-W22

KIT GREASE FITTING WITH EXTENSION

Frequently Asked Questions

What is the standard package quantity for the EC-300?

The standard package quantity for the EC-300 is 1 unit.

Where is the EC-300 expansion coupling manufactured?

The EC-300 is made in the USA with foreign components.

What certifications does the EC-300 coupling have?

The EC-300 meets NEMA Standard FB-1 and UL Standard UL514B.

What are the dimensions of the EC-300 coupling?

Dimension A is 12 inches and Dimension B is 3 - 1/8 inches.

What is the trade size of the EC-300 coupling?

The EC-300 expansion coupling has a trade size of 3 inches.

What material is the EC-300 coupling made from?

The EC-300 expansion coupling is made from Zinc Plated Steel.

Where is the EC-300 expansion coupling manufactured?

The EC-300 is made in the USA with foreign components.

What are the dimensions of the EC-300 coupling?

Dimension A is 12 inches and Dimension B is 3 - 1/8 inches.

What certifications does the EC-300 coupling have?

The EC-300 meets NEMA Standard FB-1 and UL Standard UL514B.

What is the standard package quantity for the EC-300?

The standard package quantity for the EC-300 is 1 unit.

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