Solar connectors and renewable energy illustration
TÜV & UL Certified Components
Net-30 Terms Available
48-Hour Quote Turnaround
Nationwide US Delivery
500+ Verified B2B Clients
Product Catalog

Components Built for
Professional Installations

Every product is sourced to IEC and NEC standards. Volume pricing available for qualified contractors and distributors.

Connectors
MC4 solar connector

MC4 Solar Connectors

Industry-standard male and female MC4 connectors engineered for photovoltaic systems. IP68-rated for outdoor exposure, UV-resistant housing, and tool-compatible locking mechanism.

  • Voltage: 1000V DC / 1500V DC
  • Current: 30A continuous
  • IP68 waterproof rated
  • TÜV & UL 6703 certified
  • AWG 10–14 / 2.5–6mm²
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Cabling
Solar DC cables

Solar DC Cables

PV-rated double-insulated DC cables built for long-term outdoor performance. Sunlight-resistant, halogen-free, and compliant with NEC and IEC standards for solar PV installations.

  • Cross-sections: 4mm², 6mm², 10mm²
  • Ratings: PV-1F, USE-2, RHW-2
  • Temp range: −40°C to +90°C
  • 500V to 2000V DC rated
  • Spool: 500ft / 1000ft reels
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Accessories
Installation accessories

Installation Accessories

Complete range of installation-grade accessories for professional solar and electrical work. Engineered for reliability in demanding field conditions and high-cycle environments.

  • Copper compression lugs (all gauges)
  • Adhesive-lined heat shrink tubing
  • Ferrules & pin terminals
  • Self-fusing silicone tape
  • MC4 branch / Y-connectors
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Combiner Equipment
String combiner box

String Combiner Boxes

Pre-assembled DC combiner boxes with fused string inputs and surge protection. UL-listed enclosures suitable for utility-scale and commercial rooftop installations.

  • 4–16 string inputs
  • MNPV & MNPV-C series
  • Type 3R & Type 4 enclosures
  • Integrated SPD protection
  • 1000V & 1500V DC rated
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Grounding
Grounding and bonding hardware

Grounding & Bonding

Structural grounding hardware for PV racking, rail, and module systems. Includes bonding connectors, lay-in lugs, and mechanical grounding clips rated for aluminum and steel substrates.

  • Weeb clips & lay-in lugs
  • Copper bonding conductors
  • Tin-plated AL/CU adapters
  • NEC 690 & 250 compliant
  • Anodized aluminum hardware
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Conduit & Raceways
Conduit and wire management systems

Conduit & Wire Management

Rigid and flexible conduit systems, cable trays, and wire management solutions for commercial and utility-scale solar field wiring from array to inverter.

  • Schedule 40/80 PVC conduit
  • Liquid-tight flexible conduit
  • Unistrut cable tray systems
  • EMT & IMC metallic conduit
  • All standard trade sizes
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Why Relay Power Tech

Built Around
Your Supply Chain

We operate as an extension of your procurement team — delivering product, documentation, and support that keeps your jobs on schedule and your costs predictable.

01
Reliable Sourcing
Multi-tier supplier relationships ensure consistent availability. No spot-market surprises, no substitutions without approval.
02
Competitive Bulk Pricing
Volume-tiered pricing for contractors and distributors. Net-30 terms and blanket PO programs available for qualified accounts.
03
Consistent Quality
In-house QC protocols and third-party certification for every product line. Lot traceability and CoC documentation on request.
04
Global Supply Capability
Sourcing relationships across North America, Europe, and Asia. Dual-source strategy minimizes lead-time exposure.
99%
On-Time Delivery
Across all 2024 shipments
7yr
Product Warranty
On all certified connectors
24hr
Emergency Fulfillment
For qualified accounts
Ready to open an account?

Tell us your product needs, volumes, and timeline. We respond within 48 hours with a detailed quote.

Request a Quote
Industries Served

Serving the Professionals
Who Power America

01

Solar Installers

Residential, commercial, and utility-scale PV contractors rely on our MC4 connectors and DC cables for consistent, code-compliant installations. Volume pricing for installer networks.

Rooftop PVGround MountUtility ScaleC&I Solar
02

Electrical Contractors

Licensed EC firms sourcing high-volume materials for solar interconnection, EV infrastructure, and industrial projects. We support single-project quotes and ongoing blanket POs.

Commercial WiringEV ChargingIndustrialSwitchgear
03

Energy Companies

Independent power producers and energy developers requiring large-scale BOM fulfillment. We support utility procurement teams with certified documentation and traceable lots.

IPPEPC ContractorsAsset OwnersO&M Firms
04

Electrical Distributors

Wholesale distributors and buying groups looking for reliable secondary sourcing or complementary product lines. White-label and private-label arrangements available.

WholesaleResellersBuying GroupsCo-ops
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Let's Talk
Business

Tell us what you need and we'll respond within 48 business hours with a detailed quote, product specs, and availability.

Email Us
sales@relaypowertech.com
Call Us
+1 (505) 358-7054
Headquarters
Albuquerque, NM — Serving all 50 states
Business Hours
Mon – Fri, 7:00 AM – 6:00 PM CT
Certifications & Compliance
TÜV CertifiedUL ListedIEC 62852NEC CompliantRoHS
Quote Request Form

We respond within 48 business hours. No spam — ever.