NEMA 14-30P 14-50P Plug Interchangeable Straight
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CONFIRM THIS PART FITS
Enter appliance or equipment model number to verify compatibility with this part
Replaces Part Numbers
NEMA 14-30P 14-50P Plug Interchangeable Straight
Key Features
- Interchangeable design for NEMA 14-30P or NEMA 14-50P configurations.
- Dual electrical rating: 30 Amps at 125/250 Volts and 50 Amps at 125/250 Volts.
- Configuration: 3-Pole, 4-Wire, Grounding Type.
- Terminal design accepts copper wire gauges from #10 AWG to #6 AWG.
- Heavy-duty thermoplastic housing for impact resistance.
- Internal cable clamp provides secure strain relief.
- Solid brass blades for optimal conductivity.
Replaces / Cross-Reference Part Numbers
- Pass & Seymour 3867
- Serves as a replacement for most commercial and industrial grade 30A and 50A straight blade plugs from brands such as Leviton, ELEGRP, and STARELO.
- Direct replacement for any plug with NEMA 14-30P or NEMA 14-50P specifications.
Compatibility & Fitment
- Connects to NEMA 14-30R (30A) or NEMA 14-50R (50A) receptacles.
- For use with 30-amp, 4-wire dryer cords or 50-amp, 4-wire range and generator cords.
- Suitable for high-power applications including electric vehicle (EV) chargers, electric ranges, dryers, welders, and generators.
When to Replace
- Visible damage such as cracks, chips, or broken housing.
- Signs of overheating, including discoloration or melted plastic.
- Blades are bent, loose, or show signs of corrosion or arcing.
- Plug fits loosely into the receptacle, causing intermittent power.
Installation Tips
- Disconnect power at the circuit breaker before installation.
- Verify the plug configuration (30A or 50A) matches the appliance requirements and wall receptacle.
- Strip wire insulation according to the gauge strip guide on the device.
- Connect wires to the clearly marked terminals: Green to Ground (G), White to Neutral (W), Black and Red to Hot (X, Y).
- Tighten terminal screws to the manufacturer's recommended torque specification.
- Secure the cord with the internal strain relief clamp to prevent stress on terminal connections.
- Consult a qualified electrician if you are unfamiliar with electrical wiring.
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INTERCHANGEABLE PLUG DESIGN
Easily switch between NEMA 14-30P and NEMA 14-50P plugs as needed for different power requirements -
CERTIFIED MATERIAL
Built with solid brass blades and PA66 Nylon shell, offer corrosion-proof and impact-resistant properties. -
SAVING SOLUTION
BlueStars brings DIY solutions to help you deal with any trouble. -
EASY TO INSTALL
Replacing a Straight Blade Angle Plug with a 4-wire design is straightforward, requiring just a screwdriver and pliers.
CONNECTING LIVES, ENERGIZING MOMENTS
BlueStars - #1 source of high-quality electrical parts
Compatible Models
Locate the model number of your appliance or equipment on the manufacturer's label and use it to check compatibility before ordering
Loading compatible models…
NEMA
14-30P/14-50P
Ampere
30A/50A
Voltagen
125/250 Volt
Operating Temperature
-40°C to 60°C
Terminal Accept
10 to 6 AWG
FAQs
Suggestions
Common Model Number Locations
Need help finding your model number? Select your appliance or lawn equipment below for location diagrams
- Above the refrigerant valves on the back of the air conditioner
- On the side of the unit near the run capacitor or electrical lines that go into your home
- On either side of the exterior
- On the back of the unit where the power cord is located
- In the cool air exhaust port
- To the left of the fan opening, on the weather barrier
- Below the control panel
- On either side of the exterior
- Behind the front grill on the frame
- On the door frame
- On the inside of the tub wall
- Behind the control panel
- On the door
- Inside the edge of the unit
- On the back exterior
- On the door
- On the side of hose storage
- Inside the edge of the unit
- On inside of the door
- On the door frame
- On the back exterior of the unit
- On the exterior side of the unit
- Behind the control panel
- On the inside of the door
- On the door frame
- On the exterior side of the unit
- At the top of the unit
- On the inside of the dryer door
- On the door frame
- Under the washer lid
- On either side of the exterior
- On the back exterior of the unit
- On the door frame
- On the exterior side of the unit
- On interior wall
- On the control panel
- On side of door
- On the right-hand side of the vent, under the control panel
- On the interior wall of the microwave (microwave model number only)
- On the door frame
- On the rear panel
- On the exterior back of the unit
- Inside the top part of the vent duct (in down-draft models)
- Underneath a burner
- Underneath a knob
- Underneath the cooktop (lift-up style)
- Bottom of cooktop
- On an exterior wall
- On an inside wall
- On the door frame
- On the right-hand side of the vent, under the control panel
- On the interior wall of the microwave (microwave model number only)
- On the door frame
- On the rear panel
- Behind the control panel
- Under the front surface unit
- On the door frame
- Interior side panel
- On the exterior of the unit
- On the inside of the lower storage compartment wall
- On top the hood
- Behind the filter
- Under the hood
- On the inside of the door
- On the exterior back of the unit
- Inside on the rear wall
- On the exterior side of the unit
- On door jamb
- On rear of frame
- Behind front panel
- On ceiling of refrigerator
- On interior wall
- On the inside of the door
- Behind crisper drawer
- Behind kickplate
- On ceiling of refrigerator
- On interior wall
- On door frame
- Behind crisper drawer
- Behind kickplate
- On ceiling of freezer
- On interior wall
- On the inside of the door
- Behind kickplate
- On the exterior side of the unit
- On inside of the door
- On the door frame
- On the back exterior of the unit
- On the front exterior of the unit
- On the control panel
- Inside the lid
- Under the lid on the frame
- On the exterior of the unit
- At the top of the unit
- On the inside of the dryer door
- On the door frame
- Under the washer lid
- On either side of the exterior
- On the top center of heater
- On the exterior of the unit
- On the starter housing
- On the side of the housing, behind the top handle
- On the side of the motor housing
- Near the rear grip
- On the top or sides of the engine housing
- On the gas tank
- On the recoil housing
- On the handle bars
- On top of the engine cover
- Near discharge chute, often behind chute flaps
- On rear of the deck, behind the engine
- Dash panel
- Back of mower/rear bumper
- Underside of the seat
- Lower side of hood, near engine
- Frame (beneath the seat, footrest)
- Mower deck
- Underside of the seat
- Frame beneath or near the seat
- Back of mower/rear bumper
- Lower left side between gas tank and mower deck
- Under the foot plate
- On the rear of the blower
- Inside of vacuum canister
- Side of the motor housing
- On the rear base of the vacuum
- On the bottom of the belly of the vacuum
- On the frame near the engine
- On the side of the auger housing
- On the lower rear of the snow blower between wheels
- On the side of the motor housing
- On the shaft
Select an appliance to see where its model number is located.
