Eaton STS367ND1 Shunt Trip Safety Switch - UL Listed
Part Number: STS367ND1
Quick Summary
Eaton shunt trip safety switch provides rapid power interruption for industrial control panels, protecting personnel and equipment in safety-critical applications. Too often, downtime and uncertain fault responses plague production lines; this device delivers reliable tripping under control signals. It carries cUL Certified and UL Listed markings, plus rugged NEMA 12 and NEMA 3R enclosures to withstand indoor and outdoor environments. In value terms, this means safer commissioning, faster maintenance windows, and compliant protection in modern electrical protection and circuit control ecosystems. The 800 A rating and 24 Vac coil support centralized control from remote safety panels, enabling scalable protection across multi-line layouts. With 600 Vac / 250 Vdc ratings, this switch supports mixed-voltage systems commonly found in modern plants.
Product Information
Extended Description
STS367ND1 Eaton: Eaton shunt trip safety switch, 800 A, Three-pole, 600 Vac, 250 Vdc, 24 Vac, NEMA 12, NEMA 3R, Fusible, 600 V
Product Name
Eaton shunt trip safety switch
Catalog Number
STS367ND1
UPC
786685829746
Product Length/Depth
12.43 in
Product Height
71.72 in
Product Width
29.54 in
Product Weight
170 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
cUL Certified UL Listed
Enclosure
NEMA 12, NEMA 3R
Number Of Poles
Three-pole
Type
Shunt trip safety switch
Amperage Rating
800A
Coil voltage
24 Vac
Protection
Fusible
Voltage rating
600 Vac, 250 Vdc
Feature: High current interruption up to 800A with a three-pole design ensures all three phases trip together, minimizing arc flash risk and maintaining system balance. Business Impact: Enables reliable protection for high-demand loads such as motors and feeders, reducing unplanned downtime and improving safety. Application: Suitable for motor control centers and industrial panels where rapid disconnection is mandatory. Feature: 24 Vac coil with remote tripping support from PLCs or safety interlock circuits. Business Impact: Enables centralized protection logic and easier integration with existing control architectures. Application: Safety circuits, machine tooling, and process lines where control signals govern shutdown. Feature: Voltage ratings of 600 Vac / 250 Vdc with fusible protection provide versatility across AC and DC feeds. Business Impact: Minimizes damage from faults, simplifies spare parts inventory, and supports mixed-voltage system design. Application: Panel builders designing multi-voltage control panels in manufacturing facilities. Feature: Enclosure ratings of NEMA 12 and NEMA 3R protect against dust and weather. Business Impact: Reduces enclosure-related failures and maintenance costs while expanding site deployment options. Application: Indoor and outdoor environments, protective switchgear, and outdoor control rooms. Feature: Robust build with precise dimensions and weight for mounting in standard installations. Business Impact: Faster commissioning and predictable fit in new builds or retrofit projects. Application: Plant expansions, safety upgrades, and large-scale automation projects. Feature: One-year warranty from installation or 18 months from shipment, whichever comes first, plus UL/cUL certifications. Business Impact: Lower total cost of ownership through proven serviceability and standards compliance. Application: OEM panel shops and integrators requiring certified, dependable protection.
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FAQs
Yes. STS367ND1 is designed for integration within Eaton protection schemes and standard motor control centers. Its three-pole design and 24 Vac coil allow straightforward wiring to common safety relays and PLC outputs, simplifying retrofit projects and minimizing rework during panel rebuilds.
STS367ND1 provides 800 A interrupt capability, a three-pole configuration, and voltage ratings of 600 Vac and 250 Vdc. The coil operates at 24 Vac, enabling remote tripping from standard control systems and safety interlocks, which improves response times and system reliability.
Ideal for industrial automation, machine safety circuits, and motor control centers in manufacturing environments. It supports large loads, rapid shutdown requirements, and safety interlocks, making it suitable for CNC machines, packaging lines, and process control panels where dependable protection is essential.
The device is cUL Certified and UL Listed, ensuring compliance with recognized safety standards. Its NEMA 12 and NEMA 3R enclosure ratings provide additional protection against dust and weather, which is important for mixed indoor/outdoor installations and robust field deployments.
By delivering rapid, reliable tripping and durable enclosure protection, STS367ND1 minimizes fault durations and unplanned downtime. The integrated protection reduces the need for separate fuses and interlocks, lowers maintenance interventions, and simplifies spare parts management in large-scale automation projects.