Square D Light Duty Fusible Sa...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$137.50
Square D Light Duty Fusible Safety Switch, 2-Pole, 240VAC, 30A, Type 1

Square D Light Duty Fusible Safety Switch, 2-Pole, 240VAC, 30A, Type 1

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Model: L221N

In Stock (leaves warehouse same day if ordered before 3pm ET)

$137.50
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Square D Light Duty Fusible Safety Switch, 2-Pole, 240VAC, 30A, Type 1

The Square D Light Duty Fusible Safety Switch by Schneider Electric provides reliable power disconnection for home workshops, hobby rooms, furnaces, and garages. Rated 240VAC, 30A with a 2-pole, 3-wire configuration and factory-installed neutral, this fusible disconnect switch features a Type 1 (NEMA 1) enclosure suited for indoor general purpose applications, plus visible blades and a grounding kit as standard.

Key Features

  • Electrical Rating: 240VAC, 30A rating delivers dependable power disconnection for light duty home applications.
  • Poles & Wiring: 2-pole, 3-wire configuration with a factory-installed neutral for straightforward hookup.
  • Fuse Type: Accepts H or J type fuses for the fusible disconnect device.
  • Enclosure Rating: Type 1 (NEMA 1) enclosure is designed for indoor general purpose applications.
  • Visible Blades: Visible blades let installers confirm the disconnect position at a glance.
  • Grounding Kit: Grounding kit included as a standard feature for code-compliant installation.
  • Operating Mechanism: Slow make, slow break operating mechanism for safe, controlled switching.

Certifications & Compliance

  • UL Listed (File E2875)
  • NEMA 1 / Type 1 Enclosure Rating
  • RoHS EUR Compliant

Technical Specifications

  • Toxic Heavy Metal Free: Yes
  • Warranty: 18 months
  • Warranty Period: 18 months
  • Sustainable Packaging: No
  • Mercury Free: Yes
  • Packaging Without Single Use Plastic: No
  • Tier Id: 1
  • ROHS Eur In Scope: Yes
  • Recycled Metal Content At Cr Level: 0 %
  • China ROHS Label: 1
  • Serviceability: No
  • With Recycled Cardboard: No
  • WEEE Product Category: 4
  • China ROHS In Scope: No
  • Return Indicator: Y
  • Take Back: No
  • Tier: 1
  • Returnability: Yes
  • Field Service Division: PPIBS
  • Installation Carbon Footprint: 9.73480255288161e-02
  • Reach Free Shvc: Yes
  • Device Composition: neutral (factory installed)
  • WD Status: 1 - GSC certified
  • Packaging Quantity: 200 ea

Typical Applications

  • Home Workshops and Hobby Rooms
  • Furnace Disconnects
  • Garages
  • Residential Light Duty Power Disconnection
  • Indoor General Purpose Electrical Installations

Why Square D?

Square D by Schneider Electric backs this light duty fusible safety switch with UL Listing (file E2875), RoHS EUR compliance, and an 18-month warranty. Visible blades, a standard grounding kit, and a slow make, slow break operating mechanism combine for a dependable, code-compliant disconnect solution in residential and light duty electrical installations.

Manufacturer Resources

Product Specs

Product Type:
Safety Switch
Voltage Rating:
240VAC
Amperage Rating:
30A
Configuration:
2-Pole, 3-Wire
Listing:
UL Listed
Standards:
NEMA 1
Department:
Electrical
Product Group:
Power Distribution
Product Subgroup:
Safety Switches & Disconnects
Product Height:
7.63 in
Product Width:
6.13 in
Product Depth:
4 in
Number Of Poles:
Two-pole

Square D L221N – Frequently Asked Questions

1) Does the Square D L221N come with fuses, and what fuse type does it take?
Fuses are not part of the switch; you order them separately. The L221N accepts H or J type fuses, sized for the 30A, 240VAC rating. A grounding kit is included as standard, and the neutral is factory installed, so for a 2-pole 3-wire hookup you do not need to add a neutral kit.
2) Will a 2-pole 240V disconnect work as my air conditioner or furnace disconnect?
For a single-phase 240V load at 30A or less, yes. The L221N is a 2-pole, 3-wire switch rated 240VAC/30A with a factory-installed neutral, which is the usual arrangement for a furnace or similar light duty residential disconnect. It will not serve a 480V or 600V three-phase load, and it is not a 3-pole device.
3) Is a light duty safety switch good enough, or do I need a heavy duty one?
Light duty like the L221N is built for residential and light commercial loads: 240VAC, 30A, 2-pole, indoor NEMA 1. For motor loads on a commercial feeder, higher voltage, or three-phase service, step up to a heavy duty switch. In that range ZenSupply carries the ABB TC-72367 Spec-Setter heavy duty fusible switch, 3-pole 600V AC NEMA 1, and the ABB THN3365A at 400A, 3-pole, 600V. The ABB TG-Series is the general duty middle ground.
4) Do I want a fusible or non-fusible disconnect for this job?
Fusible, like the L221N, puts overcurrent protection at the disconnect itself using H or J class fuses, which suits a branch circuit that has no local protection. If the load is already protected upstream by a breaker and you only need a local means of disconnect, a non-fusible switch is simpler. ZenSupply carries non-fusible options including the Eaton DH366URK K Series and the Eaton heavy duty double-throw non-fused switch in painted steel, NEMA 1.
5) Is the Square D L221N suitable for outdoor mounting, or is there a weather-rated disconnect instead?
The L221N carries a NEMA 1 (Type 1) enclosure, which is for indoor general purpose locations only. For an outdoor location, the Eaton DH366URK K Series disconnect is supplied in a NEMA 3R enclosure. The Eaton is a non-fusible switch rated 600A, so it is a different class of device, not a weatherproof version of the 30A fusible L221N.
6) How much wall space do I need for the Square D L221N disconnect?
The enclosure measures 7.63 in height, 6.13 in width, and 4 in depth. Plan clearance around those numbers for conduit entry and for the operating handle swing, plus the working space your local code requires in front of the switch.
7) Can an electrician verify the switch is actually open before working on the circuit?
Yes. The L221N has visible blades, so the blade position can be confirmed by eye once the cover is opened, and the mechanism is slow make, slow break. That visual confirmation is what crews want for a lockout check instead of trusting the handle position alone.
8) Is the Square D L221N UL Listed?
Yes, the L221N is UL Listed under file E2875, and the enclosure carries a NEMA 1 / Type 1 rating. It is also RoHS EUR compliant.
9) What is the exact part number if I'm standardizing disconnects across a property?
The part number is Square D L221N, a light duty fusible safety switch rated 240VAC, 30A, 2-pole 3-wire, Type 1 enclosure, made in Mexico. Ordering by that single number keeps every furnace and workshop disconnect in the building identical, which means one spare fuse size and one spare switch on the shelf.
10) How does the Square D L221N compare to a heavy-duty safety switch?
The L221N is a light duty fusible switch, two-pole, 240VAC, 30A, with visible blades, a slow make slow break mechanism and a factory-installed neutral, intended for furnace disconnects, garages and home workshops. Heavy-duty switches such as the ABB THN3365A are built for far larger feeders, that one rated 400A, 3-pole, 600V. If the panel schedule calls out a heavy-duty rating, the L221N will not satisfy it.
11) Is there a general duty fusible disconnect comparable to the Square D L221N?
Yes. The ABB TG-Series Spec-Setter is a general duty fusible safety switch, the nearest duty class to the light duty Square D L221N. The L221N itself is fixed at 30A, 240VAC, two-pole, 3-wire with a factory-installed neutral and accepts H or J type fuses, so confirm the ABB configuration matches those circuit conditions before substituting.
12) Can I use a non-fused disconnect in place of the Square D L221N?
Only if the circuit has overcurrent protection elsewhere. The L221N is a fusible device that accepts H or J type fuses, so it provides both disconnection and fuse protection. Switches such as the Eaton heavy-duty double-throw unit in painted steel with a NEMA 1 enclosure are non-fused, and that Eaton is additionally a double-throw device for transferring between two sources rather than a single-source service disconnect.
How fast can I get the Square D L221N delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Square D L221N come with a warranty?
Absolutely. The Square D L221N is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Square D L221N?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Square D L221N from ZenSupply?
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