Description
The Diteck surge protector DTK-120HW safeguards 120 VAC branch circuits and equipment panels from damaging voltage transients. Its compact, parallel-mount design fits easily inside or alongside most electrical enclosures, while a rugged NEMA 4X housing stands up to harsh indoor or outdoor environments.
Key Features
UL 1449 Type 1 listed SPD
Suitable for service-entrance or branch-circuit installation.
Approved for 20 A breakers
Integrates directly with common residential and light-commercial panels.
10 kA short-circuit current rating (SCCR)
Meets NEC Article 285.6 requirements for surge devices.
NEMA 4X enclosure
Weather and corrosion-resistant for pump pits, lift stations, and coastal sites.
Diagnostic LED
Green indicator confirms protective status at a glance.
Typical Applications
- Fire-alarm control panels
- Residential load centers
- Industrial or HVAC equipment panels
- Pumps, motors, and lift-pump stations











