Eaton GFI12M166 Portable GFCI - NEMA 4X Watertight
Part Number: GFI12M166
Quick Summary
Eaton portable GFCI provides reliable ground-fault protection for wet job sites and outdoor work in harsh environments. When moisture or splash can interrupt power and jeopardize safety, equipment uptime becomes a critical concern; this unit is designed to minimize downtime and simplify field repairs. With NEC compliance and a rugged NEMA 4X enclosure, the GFI12M166 delivers dependable protection in challenging conditions. The locking plug, field-wireable attachment option, and compact 4x-rated form factor help contractors deploy quickly while maintaining safety standards. For teams prioritizing reliability and easy installation, this portable GFCI combines safety, practicality, and cost-efficient operation in one robust package.
Product Information
Extended Description
GFI12M166 Eaton: Eaton portable GFCI, Watertight, field wireable available for attachment, 20A, #12 AWG, 2' (0.61m) cord length, Polycarbonate, L5-20, Locking plug type, Manual reset, 120V, 4X 669613
Product Name
Eaton portable GFCI
Catalog Number
GFI12M166
UPC
032664669613
Product Length/Depth
4 ft
Product Height
2.5 in
Product Width
2.5 in
Product Weight
0.38 lb
Compliances
NEC Compliant
Special features
Watertight, field wireable available for attachment
Amperage Rating
20A
Circuit interrupter type
GFCI
Cord gauge
#12 AWG
Cord length
2' (0.61m)
Material
Polycarbonate
NEMA configuration
L5-20
NEMA type
NEMA 4X
Plug type
Locking
Voltage rating
120 V
Reset type
Manual
NEMA Rating
4X
Feature: Watertight polycarbonate enclosure with NEMA 4X protection. Benefit: Guard against water ingress in wet environments, reducing shock risk and equipment damage on outdoor sites. Application: Construction, maintenance, and field service where exposure to liquids is common. The impact: improves uptime and safety compliance while lowering repair costs. Feature: 20A rating with #12 AWG cord and 2' length. Benefit: Supports standard tool circuits with a compact cord, enabling flexible placement and minimized voltage drop on short runs. Application: Portable tools, temporary power distribution, and outdoor events. The impact: faster setup, safer connections, and predictable performance in field deployments. Feature: L5-20 NEMA configuration and locking plug type. Benefit: Secure, vibration-resistant connections that stay engaged in rugged environments. Application: Industrial sites, trailers, and portable workstations. The impact: reduces nuisance disconnects and enhances operator safety. Feature: Manual reset and NEC compliance. Benefit: Clear fault indication and reliable restoration after trips, meeting industry safety requirements. Application: Industrial maintenance and on-site power distribution. The impact: ensures regulatory compliance, simplifies training, and supports faster recovery after faults. Feature: Field wireable attachment option. Benefit: Simplifies on-site wiring customization without extra components or downtime. Application: Quick integration into existing tool fleets or temporary power setups. The impact: lowers installation labor time and material costs, improving project efficiency.
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FAQs
For proper installation, connect to a suitable 120V supply and ensure the circuit is protected for 20A loads. The 2' #12 AWG cord supports short runs, while the field-wireable feature allows secure attachment to equipment or panels. Use the locking plug to prevent accidental disconnection in busy work zones, and verify NEC compliance during setup and testing.
The unit is rated for 20A at 120V, suitable for standard portable tools and receptacles on typical job-site circuits. The #12 AWG cord supports reliable current carrying capacity over a 2' length with minimal voltage drop, ensuring consistent GFCI performance and protecting both equipment and personnel.
Yes. The GFI12M166 uses a polycarbonate enclosure rated as NEMA 4X, which provides watertight and durable protection against moisture, dust, and corrosion. This makes it well-suited for outdoor construction sites, wet environments, and maintenance tasks where splash or rain exposure is expected.
The unit is NEC Compliant and features a NEMA 4X rated enclosure for wet/washdown protection. These certifications matter because they ensure safe operation in typical industrial and outdoor environments, help meet project compliance requirements, and support safer personnel and equipment handling on site.
The GFI12M166 improves safety and reduces downtime by delivering reliable ground-fault protection with a field-wireable option that shortens installation time. Its rugged housing and manual reset reduce failure rates in harsh conditions, contributing to lower maintenance costs and faster project completion without compromising worker protection.