Eaton DH424SNGKLPR Heavy Duty Safety Switch - UL Listed
Part Number: DH424SNGKLPR
Quick Summary
Eaton DH424SNGKLPR is a heavy-duty safety switch for primary power control in industrial automation and machine control panels. Maintenance teams struggle with safe disconnection and reliable isolation during servicing, especially in rugged environments. UL Listed certification underpins safety compliance, while the NEMA 1 enclosure supports indoor installations in demanding facilities. Designed to minimize downtime and simplify maintenance, this switch pairs robust protection with easy field installation. Its 200A rating, four-pole design, fusible with switched neutral, and Series K construction deliver reliable power switching in control panels, pumps, conveyors, and process lines. The product’s dimensions and weight inform enclosure sizing and mounting, while the Posi-Lok reverse pin feature simplifies safe operation and reduces misalignment risk during installation.
Product Information
Extended Description
DH424SNGKLPR Eaton: Eaton Quick Connect Safety Switch, Heavy Duty, Single-Throw, 200A, 240V, 4P, Fusible with switched neutral, Series K, NEMA 1, Posi-Lok reverse pin
Product Name
Eaton quick connect heavy duty safety switch
Catalog Number
DH424SNGKLPR
UPC
786685373799
Product Length/Depth
18.57 in
Product Height
40.89 in
Product Width
13.68 in
Product Weight
140 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed
Special features
Posi-Lok reverse pin
Type
Heavy Duty, Single-Throw
Amperage Rating
200A
Number Of Poles
Four-pole
Voltage rating
240V
Enclosure
NEMA 1
Fuse configuration
Fusible with switched neutral
Series
Series K
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Double Up on Safety
Double Up on Safety
Double Up on Safety
Double Up on Safety
Eaton Specification Sheet - DH424SNGKLPR
Feature: 200A amperage rating, 240V operation, four-pole configuration with fusible switch-neutral. Business Impact: Provides robust protection for motor loads and critical equipment while enabling safe maintenance disconnection, reducing arc-flash exposure. Application: Ideal for industrial panels, conveyors, and process lines that demand reliable high-current switching. Paragraph continues: Feature: Series K construction in a NEMA 1 indoor enclosure. Business Impact: Delivers rugged, indoor-duty protection suitable for factory floors, control rooms, and harsh environments while meeting standard enclosure requirements. Application: Machine control panels and process equipment housings where dust and incidental ingress are common. Paragraph continues: Feature: Posi-Lok reverse pin. Business Impact: Simplifies alignment during installation and reduces latch misalignment, speeding commissioning and maintenance. Application: Retrofit projects and new builds requiring quick, safe engagement. Paragraph continues: Feature: UL Listed certification. Business Impact: Strengthens regulatory compliance and customer confidence, easing inspection and documentation workflows. Application: Any UL-scope installation in manufacturing or facilities with strict safety standards. Paragraph continues: Feature: Dimensional and weight specifications: 18.57 in depth, 40.89 in height, 13.68 in width, 140 lb weight. Business Impact: Assists with enclosure sizing, mounting planning, and space utilization. Application: Properly allocate rack, cabinet, or wall-mount space in new builds or refurbishments. Paragraph ends: Additional considerations include warranty coverage and service options which support ongoing reliability and planned maintenance programs.
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FAQs
The DH424SNGKLPR is designed for indoor use in a NEMA 1 enclosure with four-pole configuration and fusible with switched neutral. Dimensions (18.57 in depth, 40.89 in height, 13.68 in width) and a 140 lb weight inform enclosure and mounting choices. Ensure proper clearances, secure mounting, and alignment before energizing. Use Posi-Lok reverse pin during initial engagement to prevent misalignment and verify proper door interlock operation during commissioning.
This model provides a 200A amperage rating, 240V voltage rating, and four-pole operation with fusible switching and a switched neutral. It belongs to Series K and offers a rugged, heavy-duty single-throw design with UL Listed safety certification. These features support safe and reliable disconnection for motor loads, conveyors, and process equipment in industrial settings.
Yes. The DH424SNGKLPR carries UL Listed certification, signifying compliance with recognized safety standards for industrial control equipment. Its NEMA 1 enclosure supports indoor installations, and the device is designed for robust performance in standard UL-specified environments, helping streamline safety documentation and audits for manufacturing facilities.
Eaton backs this product with a one-year warranty from installation or eighteen months from shipment, whichever occurs first. For maintenance, rely on the built-in durability of Series K construction, UL-listed safety, and the Posi-Lok pin for secure engagement. Regular inspection of connections, switches, and enclosure integrity will help sustain reliability and minimize unexpected downtime.
Ideal for heavy machinery and line-side power control in manufacturing, packaging, and process automation. It suits motor control centers, conveyors, pumps, and industrial panels requiring reliable 200A/240V switching, fusible protection with switched neutral, and indoor NEMA 1 protection. The durable design supports long service life in demanding environments while simplifying installation and service.