SQUARE D Safety Switch: Fusible, 30 A, Single Phase, 240V AC, Galvanized Steel
The SQUARE D D221N is a 30 A, single-phase, fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, this switch provides a grounded, code-compliant disconnecting means for…
SKU 3G-OTH-25075
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
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Product Description
The SQUARE D D221N is a 30 A, single-phase, fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, this switch provides a grounded, code-compliant disconnecting means for electrical circuits. 3G Electric interprets your demand for this specific OEM part, sources it through our global supply network, and supports your facility with specialist expertise across electrical and 14 other industrial departments.
Frequently Asked Questions
What is the SQUARE D D221N safety switch used for?
The SQUARE D D221N is a fusible safety switch used to safely disconnect electrical power for maintenance or emergency shutdown in commercial and light industrial applications. It is designed for single-phase, 240V AC circuits and provides overcurrent protection when used with the correct fuses.
What are the specifications of the SQUARE D D221N safety switch?
The SQUARE D D221N is a 30 A, single-phase, 240V AC fusible safety switch. It features a galvanized steel enclosure rated for indoor use. The manufacturer part number is D221N. This switch is designed for reliable disconnection and overcurrent protection in branch circuits.
Where to buy the SQUARE D D221N safety switch worldwide?
You can source the SQUARE D D221N safety switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SQUARE D components for commercial and industrial applications.
How to install the SQUARE D D221N safety switch?
Install the SQUARE D D221N safety switch by mounting it on a flat indoor surface, connecting line and load conductors to the appropriate terminals, and installing the correct fuses per the amp rating. Always de-energize the circuit before installation and follow local electrical codes. Consult a qualified electrician for safe setup.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D fusible safety switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
