Leviton 420MI9W Non Fused Mechanical Interlock Enclosure 20A 240V
Special Order: typically 2–6 weeks
Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.
Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.
A member of our team will check with the manufacturer and personally reply by email.
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Key Features
- Prevents accidental power swaps with a robust mechanical interlock, reducing downtime for critical security and surveillance systems
- IP67 watertight construction for dependable outdoor and harsh-environment performance
- Industrial-grade 20A, 240V design supports 3-phase 3P/4W installations for stable site power and monitoring equipment
- IEC 309-1/309-2 compliance and North American pin-and-sleeve compatibility simplify integration with existing power connectors
- Non-fused enclosure lowers replacement complexity and lets you centralize overcurrent protection for easier maintenance
Quick Specifications
- Product Model
- 420MI9W
- Brand Name
- Leviton
- Product Name
- IEC Pin & Sleeve Mechanical Interlock
- Product Type
- Mechanical Interlock
Explore the details
Product information
420MI9W
Overview
Ensure secure, reliable power distribution for mission-critical systems with the Leviton 420MI9W mechanical interlock enclosure. Purpose-built for industrial and outdoor deployments, this non-fused IEC pin-and-sleeve receptacle delivers dependable 20A, 240V 3-phase (3P/4W) performance in a watertight IP67 housing. The mechanical interlock prevents accidental mate/demate events, protecting surveillance cameras, access control, and monitoring rigs from unintended shutdowns. IEC 309-1/309-2 compliance and North American pin configuration make the 420MI9W easy to integrate into existing power infrastructures, while its rugged industrial construction reduces maintenance and extends service life. Ideal for security, surveillance, networking, and monitoring applications in stadiums, construction sites, utilities, and outdoor events. Note: hub sold separately to allow flexible mounting and cable entry options. Specify the Leviton 420MI9W to safeguard your power connections and minimize downtime—add to cart or contact sales to select the right hub and complete your installation.
Features
- Prevents accidental power swaps with a robust mechanical interlock, reducing downtime for critical security and surveillance systems
- IP67 watertight construction for dependable outdoor and harsh-environment performance
- Industrial-grade 20A, 240V design supports 3-phase 3P/4W installations for stable site power and monitoring equipment
- IEC 309-1/309-2 compliance and North American pin-and-sleeve compatibility simplify integration with existing power connectors
- Non-fused enclosure lowers replacement complexity and lets you centralize overcurrent protection for easier maintenance
| General Information | |
|---|---|
| Brand Name | Leviton |
| Product Name | IEC Pin & Sleeve Mechanical Interlock |
| Product Type | Mechanical Interlock |
| Manufacturer Part Number | 420MI9W |
| Physical Characteristics | |
| Color | Blue |
| Warranty | |
| Limited Warranty | 2-Year |
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Plan your purchase
Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- 420MI9W
- Manufacturer part:
- 420MI9W
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsLeviton 420MI9W Non Fused Mechanical Interlock Enclosure 20A 240V
420MI9W