Leviton 520MI7W IEC Pin and Sleeve Mechanical Interlock (Hub Sold Separately)
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.
Image of 1
Key Features
- Ensures safe power sequencing and prevents backfeed with a reliable mechanical interlock, reducing downtime and protecting equipment.
- Industrial-grade, IP67 watertight construction safeguards power connections in outdoor, security, surveillance, and harsh environments.
- IEC 309-1/309-2 compliant 4P/5W design rated 20A at 277/480V for straightforward integration with three-phase systems and networking infrastructure.
- Modular design (hub sold separately) simplifies installation, maintenance and system expansion for data centers, monitoring stations and event power setups.
- High-visibility red housing for quick identification during troubleshooting and maintenance; backed by a 2-year limited warranty for peace of mind.
Quick Specifications
- Product Model
- 520MI7W
- Brand Name
- Leviton
- Product Name
- IEC Pin & Sleeve Mechanical Interlock
- Product Type
- Mechanical Interlock
Explore the details
Product information
520MI7W
Overview
Deliver safe, dependable power control for critical systems with the Leviton IEC Pin & Sleeve Mechanical Interlock 520MI7W. Purpose-built for industrial, security and surveillance applications, this mechanical interlock enforces proper power sequencing to prevent backfeed and accidental simultaneous connections, protecting equipment and personnel. Rated for 20 Amp, 277/480 Volt three-phase service and compliant with IEC 309-1/309-2 in a 4P/5W configuration, the 520MI7W fits seamlessly into international power infrastructures used in monitoring, networking and data center environments. Its IP67 watertight, industrial-grade construction withstands outdoor exposure, dust and moisture—ideal for camera arrays, access control cabinets, and remote monitoring shelters. The modular hub-sold-separately approach lets integrators tailor installations and streamline maintenance without replacing the interlock. With clear red identification and a 2-year limited warranty, Leviton’s mechanical interlock balances safety, durability and easy deployment. Use with the appropriate Leviton hub for a complete locked-source solution—order the 520MI7W to secure power distribution across your security, surveillance and industrial sites.
Features
- Ensures safe power sequencing and prevents backfeed with a reliable mechanical interlock, reducing downtime and protecting equipment.
- Industrial-grade, IP67 watertight construction safeguards power connections in outdoor, security, surveillance, and harsh environments.
- IEC 309-1/309-2 compliant 4P/5W design rated 20A at 277/480V for straightforward integration with three-phase systems and networking infrastructure.
- Modular design (hub sold separately) simplifies installation, maintenance and system expansion for data centers, monitoring stations and event power setups.
- High-visibility red housing for quick identification during troubleshooting and maintenance; backed by a 2-year limited warranty for peace of mind.
| General Information | |
|---|---|
| Brand Name | Leviton |
| Product Name | IEC Pin & Sleeve Mechanical Interlock |
| Product Type | Mechanical Interlock |
| Manufacturer Part Number | 520MI7W |
| Physical Characteristics | |
| Color | Red |
| Warranty | |
| Limited Warranty | 2-Year |
No matching specifications
Try a different term, such as a connector type or resolution.
Plan your purchase
Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- 520MI7W
- Manufacturer part:
- 520MI7W
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 520MI7W IEC Pin and Sleeve Mechanical Interlock (Hub Sold Separately)
520MI7W