Contact for Pricing
Overview
- 20A, 250VAC, 60 Hz electrical rating
- Durable blue Poly housing
- Type 4X enclosure for water, dust, and corrosion resistance
- 2 Pole + Ground (2P+G) configuration
- Secure screw terminals and locking pawl mounting
Specifications
Color | Blue |
Connection Type | Screw Terminal |
Current Rating | 20 A |
Frequency | 60 Hz |
Material | Poly |
Mounting Type | Locking Pawl |
Nema Rating | Type 4X |
Poles | 2P+G |
Series | PN20 |
Voltage Rating | 250 VAC |

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C.BREAKER TMAX XT2N 125 UL/CSA FIXED THREE-POLE WITH FRONT TERMINALS AND THERMOMAGNETIC RELEASE TMA R 90 I3=450...900 A
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The NNC75X75WH2 Halogen-Free Wide Slot Wiring Duct is used to route, protect, and manage wires near sensitive electronic equipment and in environments where heat resistance or public safety is a concern. UL 94 flame class of V-0 with a UL recognized continuous-use temperature up to 95 C (203 F). Halogen-Free, Polyphenylene Oxide (PPO). Mounting holes provided. 2.85" x 2.97" (72.4 mm x 75.4 mm) and 6.6' (2 m) long. Cover included. Color White. 5 pieces per package.Frequently Asked Questions
What is the maximum voltage rating for this device?
The maximum voltage rating is 600 VAC.
What is the amperage rating for this product?
The amperage rating is 20 A.
What is the operating temperature range?
The operating temperature range is minimum -40°F to maximum 140°F.
What environmental rating does this device have?
The device has Type 4X/IP66/IP67 environmental ratings.
What frequency range does this device support?
The device supports frequencies from 50-400 Hz.
What wire sizes can be used with this device?
The wiring capacity is minimum 14 AWG to maximum 8 AWG based on THHN wire sizes.
What certifications does this product have?
The product has UL 1682, CSA C22.2 NO. 182.1, and NOM certifications.
What contact material is used in this device?
The device uses silver-nickel contact material for superior conductivity, durability and corrosion resistance.
How do I disconnect the plug from the receptacle?
To disconnect, press the pawl, apply inward force and rotate the plug clockwise.
How do I reconnect the plug to the receptacle?
To reconnect, align the red dots on the plug and receptacle bodies, insert plug into the receptacle, apply insertion force and rotate the plug 20° counterclockwise.
How to Install MELTRIC PN Series Electrical Plug and Receptacle
Step-by-step guide for safely installing and wiring MELTRIC PN Series electrical plugs and receptacles in industrial and commercial applications.
Estimated time: 1h
Tools needed:
Screwdriver (3mm/1/8" precision tip), Wire strippers, Allen wrench, Multimeter
Supplies needed:
Mounting screws, Watertight seals/gaskets, Cable with appropriate wire gauge
- Verify Power Disconnection
Disconnect ALL power sources to the circuit to eliminate electrical shock risk. Use lockout/tagout procedures if necessary.
- Prepare Cable
Strip cable jacket to appropriate length (3/8" for PN20/PNHT, 5/16" for PN7c). Ensure cable jacket extends at least 1/2" into handle for secure grip.
- Wire Terminal Connections
Insert conductors into appropriate terminals following color coding. Do not tin wire ends.
- Mount Receptacle
Install receptacle in wall box or panel, using watertight seals under mounting bolts. Use lock washers and nuts on interior side.
- Final Verification
Perform electrical continuity and ground connection tests using multimeter. Verify all connections are secure.
Frequently Asked Questions about Meltric
What certifications and standards do Meltric products comply with?
Meltric products are rigorously certified and comply with multiple critical industrial standards, including UL 2682, UL 508, UL 98, UL 1682, and CSA 22.2 No. 182.1. Their devices are UL and CSA listed with comprehensive ratings covering electrical endurance, short circuit withstand capabilities, motor circuit disconnect switching, and environmental protection standards like Type 4X/IP69/IP69K. Specific certifications include switch-rated plug and receptacle listings that exceed standard industry requirements.
What are the key features of Meltric products?
Meltric products feature advanced safety and reliability technologies, including spring-assisted terminals, push-button circuit disconnection, enclosed arc chambers, and integrated lockout-tagout capabilities. Key innovations include silver-nickel butt-style contacts, a quick-break mechanism that disconnects circuits in 15 milliseconds, and a self-cleaning contact system. Most devices offer modular construction, optional auxiliary contacts, and automatic watertightness, with robust casings made of fiberglass-reinforced thermoplastic polyamide that resist impact and harsh environments.
What environmental ratings do Meltric products have?
Meltric products feature robust environmental ratings, including Type 4X/IP69/IP69K certification, which also meets IP66/IP67 requirements. Their devices are rated to operate in temperatures from -40°F to 140°F, with specific IK ratings for impact resistance ranging from 08 to 10 Joules depending on the product material and model. Metal-cased products typically have higher impact resistance (IK10 with 20 Joules) compared to polymer-based products (IK09 with 10 Joules).
What industries and applications are Meltric products used for?
Meltric products are used across multiple heavy industrial and hazardous environments, including chemical plants, pharmaceutical facilities, oil and gas operations, grain silos, wood processing plants, plastics manufacturing, and wastewater treatment facilities. Their specialized plugs and receptacles are engineered for high-amperage equipment, wet/washdown environments, and locations with explosive gas or dust risks, with specific product lines like DSN and DS Series designed for different industrial applications ranging from 75-100 horsepower equipment.
What technical support does Meltric offer?
Meltric offers comprehensive technical support through multiple channels. Their Customer Service group provides immediate phone support at 800-433-7642, with trained representatives located at their manufacturing facility. Additionally, Meltric's engineering team offers specialized application support, custom design solutions, and can help integrate Meltric and third-party components into power distribution products.
What are the main product lines offered by Meltric?
Meltric offers a comprehensive range of industrial electrical plugs and receptacles across several key product lines: Switch-Rated Plugs & Receptacles (DSN and DS series from 20-200A), Multipin Connectors (6-37 pin, 2-50A), Standard Duty Plugs & Receptacles (DR, PN, DSDC series), High Ampacity Plugs & Receptacles (PF/PFQ, DR400, CS1000, SP series from 300-600A), and specialized options like RETTBOX electromagnetic self-ejection devices and PNHT high-temperature connectors.
What accessories are available for Meltric products?
Meltric offers a comprehensive range of accessories for their industrial plugs and receptacles, including handles, angle adapters, junction boxes, poly conduit entry boxes, finger drawplates, and protective/padlockable inlet/plug caps. These modular accessories allow customers to customize their electrical connection solutions, with options like 30° and 70° angles, metal and poly configurations, and additional features such as auxiliary contacts and locking mechanisms.
How are Meltric products typically installed?
Meltric products are typically installed by inserting the plug into the receptacle with a simple 30-degree clockwise rotation, which latches the connection and energizes the circuit. The installation process is designed for safety, featuring automatic watertight sealing, dead-front safety shutters, and spring-loaded butt-style contacts that ensure optimal electrical performance. For motor change-outs, qualified workers follow a specific procedure including verifying de-energization, applying lockout/tagout, and carefully inserting the plug into the receptacle.
What is Meltric's warranty policy?
Meltric offers a comprehensive 5-year warranty on electrical contacts for all its plug and receptacle products. This warranty reflects the company's confidence in the durability and high-quality design of their electrical components, which are engineered to provide superior performance and reliability in industrial applications.















