1 in 2 NEMA1-15P to NEMA5-15R extension cord
2-Prong to 3-Prong Convenience: Features a standard 2-prong US plug (NEMA 1-15P) and two 3-prong receptacles (NEMA 5-15R). It serves as a highly practical adapter cord, allowing you to connect standard 3-pin electronics into older 2-prong wall outlets safely.
Heavy-Duty & Reliable Performance: Constructed with premium copper wiring and a durable PVC jacket, this power splitter handles standard household voltage (125V) with ease. It offers excellent resistance to moisture, abrasion, and daily wear for long-lasting indoor use.
Reinforced Safety & Durability: Engineered with fully molded strain relief connectors, this cable is designed to withstand repeated plugging and unplugging without fraying. The snug-fit design ensures a secure, uninterrupted power connection for your valuable electronics.
Versatile Indoor Application: The flexible Y-cable design makes it incredibly easy to route in tight spaces, such as behind desks, sofas, and nightstands. It is the perfect power expansion tool for lamps, chargers, string lights, and small home or office appliances.
- Product Description
1 in 2 NEMA 1-15P to NEMA 5-15R Extension Cord for Industrial Workspace Power Distribution
Streamlining power distribution on assembly lines requires dependable splitting mechanisms. Our 1 in 2 NEMA 1-15P to NEMA 5-15R extension cord solves physical outlet scarcity without compromising electrical safety. We engineer these Y-splitter configurations for heavy-duty commercial deployment. All units carry strict UL compliance documentation. You deal directly with the factory. We provide verifiable load testing data with every shipment.

Why Choose Our 1 in 2 NEMA 1-15P to NEMA 5-15R Extension Cord?
Standard consumer splitters overheat under sustained dual-load conditions. We manufacture specifically for constant commercial power draw.
Reinforced Y-Junction Molding
The splitting point is the weakest link in any dual-outlet cable. Cheap PVC splits under mechanical stress. We utilize an oversized, injection-molded PVC junction block. This heavy-duty reinforcement absorbs tension and prevents internal wire separation at the node. Continuous power flows uninterrupted.
Optimized Copper Stranding
Voltage drop compounds when powering two devices simultaneously. We specify high-purity copper with a tightened stranding pitch. This exact geometric arrangement minimizes electrical resistance over distance. Your sensitive equipment receives stable voltage.
Complete Product Specifications
| Parameter | Specification Data |
|---|---|
| Input Plug | NEMA 1-15P (2-Prong, Ungrounded) |
| Output Receptacles | 2 x NEMA 5-15R (3-Prong Compatible) |
| Conductor Material | 99.9% Bare Copper |
| Wire Gauge | 16 AWG or 14 AWG (Customizable) |
| Insulation Jacket | SJT / SVT Industrial PVC |
| Maximum Current | 10A / 13A / 15A (Dependent on AWG) |
Professional Applications You Can Trust
Commercial AV installations demand clean cable management. Powering a localized monitor and an active speaker array often requires splitting power directly at the installation site. The heavy-duty jacket resists abrasion during ceiling routing and wall drops. It maintains aesthetic integrity while delivering reliable power.
Test benches and laboratory environments suffer from limited receptacle availability. Engineers utilize these splitter cords to power dual low-draw measurement devices from a single input. This maximizes existing infrastructure. You avoid costly electrical panel retrofits.
Advanced Safety Features
Thermal management dictates product lifespan. We size the internal conductors to operate below 45 degrees Celsius at full rated amperage. The outer PVC insulation is strictly flame-retardant. It self-extinguishes upon removal of the ignition source.
Molded strain reliefs on both the NEMA 1-15P plug and the NEMA 5-15R receptacles prevent flex-induced wire fatigue. A loose internal connection creates arc faults. We eliminate that mechanical risk entirely. Our injection process bonds the PVC directly to the inner copper insulation.
Manufacturing Excellence
We leverage 17 years of direct manufacturing experience in electrical assemblies. We maintain complete control over the extrusion and molding processes in our own facility. Every single unit undergoes 100% factory testing before packing, including strict Hi-Pot and polarity verification. We utilize only RoHS-compliant, legally verifiable materials for every batch.
Frequently Asked Questions
Q: How does the ungrounded NEMA 1-15P plug interact with the grounded NEMA 5-15R receptacles?
A: The 5-15R receptacles will physically accept three-prong plugs. However, because the 1-15P source plug is two-prong, the grounding circuit remains open. This cord is engineered strictly for powering Class II double-insulated devices that do not require an active earth connection.
Q: Can the Y-junction withstand industrial hanging tension?
A: Yes. We over-mold the junction block with high-density PVC. It easily passes standard 30lb axial pull tests. This prevents internal terminal disconnection during vertical drops or accidental tripping incidents.
Q: Do you offer different wire gauges based on load requirements?
A: Absolutely. While 16AWG is standard for 13A combined loads, we can extrude 14AWG internal wiring for high-demand 15A continuous operations to heavily restrict voltage drop.
Custom Solutions for Your Business
Standard lengths often create cable clutter in specialized installations. Our deep OEM/ODM capabilities solve this immediately. We modify the main trunk length and individual splitter leg dimensions to match your precise engineering BOM. Standard lead time for customized bulk orders is 15 to 21 days following CAD drawing approval.
Contact Us
Ready to discuss your 1 in 2 NEMA 1-15P to NEMA 5-15R extension cord requirements? contact us at rhea@szkuncan.net for expert guidance and competitive pricing. Request your specific power cord quotation today.



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