Rittal DK 7979.020 Connector Lock - For C14/C20
Part Number: 7979020
Manufacturer
Rittal
Part number
7979020
Category
Alt Part Number
DK 7979.020
Quick Summary
Rittal DK 7979.020 connector lock provides secure latching for IEC 60320 C14/C20 connectors on PDU/PSM modules. Industrial environments risk accidental unplugging during movement or vibration, leading to outages and costly downtime; this lock prevents that. Designed to align with ETIM 9 EC000330 and ECLASS 8.0 27142604 classifications, it ensures compatibility with purchasing systems and distributors. This universal, adjustable lock simplifies installation, reduces spare parts variety, and supports reliable, manufacturer-independent connections across data centers and industrial cabinet ecosystems. Manufactured from PA12 in RAL 9005, it resists impact and wear while maintaining a clean appearance on PDU housings. Packaged as 20 pieces per pack at 0.08 kg per pack, it offers a balanced solution for service teams managing large-scale deployments.
Product Information
Extended Description
7979020 Rittal: DK connector lock, for locking IEC 60 320 C14/C20 connectors, for PDU/PSM modules with C13/C19 slots, adjustable, RAL 9005
Article number
DK 7979.020
Design
for C14 and C20 connectors
Product description
The universal lock can be used to latch IEC 60 320 C14 or C20 connectors in place to prevent accidental removal. Latching is adjustable and adapts to standard connector forms. This creates a reliable manufacturer-independent connection for most connection cables commonly available on the market.
Material
Plastic (PA 12)
Colour
RAL 9005
Packs of
20 pc(s).
Weight/pack
0.08 kg
Customs tariff number
39269097
EAN
4028177947344
ETIM 9
EC000330
ECLASS 8.0
27142604
Product description
DK connector lock, for locking IEC 60 320 C14/C20 connectors, for PDU/PSM modules with C13/C19 slots, adjustable, RAL 9005
Feature: DK 7979.020 is designed to lock IEC 60320 C14 and C20 connectors on PDU/PSM modules with C13/C19 slots, delivering a secure, press-locked interface that remains reliable in vibration and high-traffic installations. Business Impact: By maintaining a stable connection, it minimizes unplanned outages, reduces maintenance interruptions, and lowers the risk of data loss or equipment damage due to sudden power disconnects. Application: Ideal for data centers, industrial control panels, and manufacturing lines where cables are routinely connected and re-disconnected during service work, upgrades, or re-cabling projects. Feature: Adjustable, universal latch mechanism that robustly clamps around a range of standard connector forms, providing consistent engagement without the need for bespoke parts or tools. Business Impact: This universality reduces inventory footprint, speeds field installation, improves cross-brand compatibility across multi-vendor ecosystems, and lowers total cost of ownership. Application: Useful in PDU enclosures, cabinet corridors, and distributed power setups in hybrid IT/OT environments, including data centers, manufacturing floors, and process-control cabinets. Feature: PA12 plastic with RAL 9005 finish combines toughness with a clean, uniform appearance suitable for exposed installations and harsh environments. Business Impact: The durable material resists impact, wear, and chemical exposure common in industrial settings, extending service life, reducing replacement cycles, and improving overall uptime. Application: Mounts on power distribution units and panels where long-term aesthetic and functional durability matter, including data centers, assembly lines, and utility cabinets. Feature: Pack comprises 20 pieces with a total weight of 0.08 kg per pack, enabling straightforward inventory management, predictable warehousing, and efficient replenishment cycles. Business Impact: This packaging supports bulk procurement strategies, lowers per-unit shipping costs, reduces waste on overstock, and simplifies stock rotation in maintenance depots. Application: Well-suited for large deployments across multiple racks, cabinets, and PDU rows within data centers and factory environments where rapid re-cabling is required. Feature: Alignment with ETIM 9 EC000330 and ECLASS 8.0 27142604 classifications ensures accurate data modeling, supplier standardization, and seamless integration with digital catalogs. Business Impact: Improves ERP and purchasing workflows, reduces data-entry errors, and enhances vendor communication by using widely adopted product data standards. Application: Helps with cataloging, e-procurement, BOM creation, and maintenance planning for power management accessories in automated facilities.
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FAQs
The DK 7979.020 is designed to lock IEC 60320 C14 and C20 connectors used in PDU/PSM modules with C13/C19 slots. Its adjustable latch accommodates a range of connector tolerances and brands, enabling a manufacturer-independent connection. This reduces the need for custom brackets and simplifies cross-brand installations in data centers and industrial cabinets.
No specialized tools are required thanks to the adjustable latch, and the lock clamps around standard connector forms to ensure reliable engagement. Verify proper alignment with the connector housing, confirm fitment across the mix of brands in your rack, and rotate through a light test cycle during initial power-up to confirm secure locking before full operation.
Yes. The DK 7979.020 is optimized for high-traffic, vibration-prone settings typical of data centers and industrial floors. Its universal, adjustable design helps maintain power continuity during maintenance and re-cabling, reducing downtime and the risk of accidental disconnections in critical power rails across IT rooms and control panels.
The product aligns with ETIM 9 EC000330 and ECLASS 8.0 27142604 classifications, supporting data-driven purchasing and cataloging workflows. It carries the EAN 4028177947344 and uses PA12 material with a RAL 9005 finish, suitable for standardized procurement and cross-system integration.
By preventing accidental unplugging, the DK 7979.020 reduces downtime and service interruptions, lowering maintenance costs over time. Its standardized data and packaging simplify stocking, procurement, and rework workflows, delivering predictable logistics and faster project completion for large-scale data center and manufacturing deployments.