Model selection
Compare the exact face configuration and protection features.
Model GTN20
20A Industrial Tamper-Resistant GFCI
20A, 125V industrial-grade GFCI with a nylon face and body, tamper-resistant shutters and the 5-20R configuration. The catalogue specifies no feed-through terminals.
Industrial model: catalogue specifies no feed-through terminals. Conflicting legacy drawings are withheld; request the approved drawing, exact listing scope and enclosure requirements before ordering.
Key specifications
- Rating
- 20A · 125V AC
- Configuration
- NEMA 5-20R
- Variant
- Tamper-resistant · non-WR
- Feed-through
- No terminals — catalogue p.6
E504391 · August 16, 2022 addendum · confirm current coverage
Product details
Protection, clearly documented.
Model GTN20. A closer look at the product and the details that distinguish this configuration.
Rating: 20A · 125V AC
Configuration: NEMA 5-20R
Variant: Tamper-resistant · non-WR
Feed-through: No terminals — catalogue p.6
Wiring: Side Wire & Back Wire
Nylon front cover, body and buttons
PCB designed for vibration and high-frequency interference resistance
Application review
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Installation review
Use the approved instructions and confirm the application requirements.
Documentation
Request the model-specific listing scope before purchase.
Program configuration
Product, finish and packaging.
Coordinate the exact model, visible finish and customer-branded outer packaging in one approved sample.
- Exact configuration
- Confirm GTN20, its finish and any included wall plate on the quotation.
- Custom outer packaging
- Customer-branded boxes can be reviewed with your artwork and brand authorization.
- Packing quantities
- Inner-box and carton quantities are confirmed for the selected model and packaging format.
Model data
Technical specifications.
Key values first, with the complete specification grouped below for faster review.
- Rating
- 20A · 125V AC
- Configuration
- NEMA 5-20R
- Variant
- Tamper-resistant · non-WR
- Feed-through
- No terminals — catalogue p.6
Complete model specification
Electrical & functional
- Amperage
- 20A
- Rated voltage
- 125V AC
- Working voltage
- 102V~132V
- Trip level
- 4mA~6mA <25ms
- Operating temperature
- -35°C to 66°C (-30°F to 150°F)
- Feed-through terminals
- None — product catalogue page 6
Installation & dimensions
- Wiring method
- Side Wire & Back Wire
- Wire gauge
- #12~#14 AWG Copper Wire
- NEMA
- 5-20R
- Pole & wire
- 2-Pole, 3-Wire
- Grounding
- Self-Grounding
Compliance & application
- Model
- GTN20
- Source model designation
- GTN20
- Published certification
- UL/CUL
- Standard
- UL943/UL498/UL1998
- Application grade
- Industrial Grade
- Tamper-resistant
- Yes
- Weather-resistant
- No
- Usage
- Confirm the approved enclosure and installation environment; non-WR device
Materials & construction
- Material
- Face, Nylon material; Body, Nylon material
- Construction detail 2
- 0.8mm thick high-precision phosphorus bronze
- Construction detail 3
- 1.2mm thick galvanized steel bracket
- Construction detail 4
- Silver alloy contacts
- Construction detail 5
- Coated PC board with Smart chip MCU to protect critical components from moisture
- Environmental
- Flammability UL-94 V1 Rating.
Open original certificate PDF Source documentation
Details your team can review.
Supplier-published reference: E504391 · August 16, 2022 addendum · confirm current coverage
GTN20 is named in the supplied August 16, 2022 addendum (report E504391-20210212). Confirm current coverage for the ordered configuration.
Model addenda: PDF pages 2, 4. This supplied document is not a live certification-status check.
Related models
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