Products Supplied:
Specifications & Quantities (Preliminary):
- UL1015: 14 AWG —20000 m — rack PDU internal wiring
- UL1015: 12 AWG — 20000 m — higher-amperage rack circuits
- UL1015: 16 AWG, 18 AWG — 10000 m — monitoring & control
- UL10269: 1/0 — AWG sizes — 10000 m
Total Cable Supplied: Approx. [待确认] meters
Client: [待确认 — Rack PDU manufacturer / data center infrastructure supplier]
Project Name: [待确认 — Server Rack PDU Manufacturing for Data Center Deployment]
Project Details & Narrative:
The Last Meter — Rack-Level Power Distribution
In the data center power hierarchy, the journey from utility grid to server culminates at the rack Power Distribution Unit (PDU). This is the “last meter” of power delivery — where electricity reaches the actual IT load.
A typical hyperscale data center contains thousands of server racks, each with one or more rack PDUs. These PDUs house circuit breakers, outlets, and monitoring electronics — all internally wired with hookup wire. While each PDU may contain only [待确认 — tens of meters] of wire, multiplied across thousands of racks, the total wire consumption is substantial.
The Rack PDU Environment
Rack PDUs operate in a challenging environment:
- Confined Space: Dense internal layout with tight bend radii for wiring
- Elevated Temperature: Hot-aisle containment can push ambient temperatures above 40°C; internal PDU temperatures higher
- High Current Density: A single rack can draw 10–20kW+, with multiple circuits per PDU
- Constant Load: Unlike residential or commercial circuits, data center racks run at high load factors 24/7/365
- Vibration: Server fan vibration transmits through the rack to the PDU
Why UL1015 for Rack PDUs?
UL1015’s characteristics align with rack PDU requirements:
| Requirement | UL1015 Capability |
|---|---|
| High temperature tolerance | 105°C rating provides margin above rack ambient |
| Flexibility | Stranded copper for tight routing inside PDU enclosure |
| Voltage rating | 600V covers all rack-level voltages |
| Flame resistance | VW-1 rating for enclosed equipment safety |
| UL recognition | Required for UL 60950-1 / UL 62368-1 listed PDUs |
| Color coding | Multiple colors for circuit identification |
The Project
In 2026, a PDU manufacturer producing rack PDUs for hyperscale data center deployment sourced UL1015 and UL10269 hookup wire from JZD Cable.
The manufacturer was producing thousands of rack PDUs, each requiring multiple wire gauges and colors.
Quality Requirements
For rack PDU manufacturing, wire quality directly impacts production efficiency and product reliability:
- Consistent strip-ability: Automated wire stripping machines require uniform insulation for clean, repeatable strip lengths — variation causes production line stoppages
- Termination reliability: Consistent strand count and conductor diameter ensure reliable crimp connections
- Color fastness: Colors must remain distinct after installation and throughout product life
- Surface durability: Insulation must withstand routing through wire management features without scuffing or damage
How JZD Won
- UL Recognition Verified: JZD’s UL1015 UL file documentation confirmed listing as Recognized Component under UL 758 — a prerequisite for the PDU manufacturer’s product safety certifications.
- Sample Qualification: The manufacturer’s quality team tested JZD UL1015 samples for:
- Conductor resistance (within ASTM limits)
- Insulation thickness (consistent, within tolerance)
- Spark test (no defects per UL 1581)
- Strip force test (consistent for automated processing)
- Color measurement (within specified color tolerance)
- Production Consistency: The manufacturer valued JZD’s batch-to-batch quality consistency — critical for maintaining production line throughput without adjustment for wire variability.
- Competitive Pricing at Volume: The annual volume projection ([待确认 — meters/year]) made JZD’s factory-direct pricing compelling.
Outcome
- PDU production proceeded on schedule with JZD wire integrated into the manufacturing process
- Zero wire-related defects in finished PDU testing
- PDUs deployed in data center racks, operating reliably
- PDU manufacturer added JZD Cable as an approved wire supplier with ongoing purchase orders
About JZD Cable
JZD Cable is a professional cable manufacturer with over 20 years of experience, headquartered in Shenzhen, China. We produce a full range of UL-certified building wires — THHN, THWN-2, XHHW-2, NM-B, TC-ER — and export to Southeast Asia, the Pacific, the Middle East, Africa, and the Americas. Our factory operates under ISO 9001 quality management, with every shipment backed by complete certification documentation and batch traceability.
Need certified cables for your next construction or industrial project? Contact JZD Cable for a customized quotation, free sample evaluation, or technical consultation.
