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AMPHENOL INDUSTRIAL ELR4Y03 Power Connector

The ePower-Lite series offers high-performance plastic power connectors designed for electric vehicles, heavy equipment, and industrial applications. Featuring patented RADSOK® technology, these connectors deliver up to 50% more current in the same size pin, with low resistance, reduced T-rise, and enhanced reliability. Available in 2-, 3-, and 4-pole versions, they support currents up to 120A, with compact, lightweight shells, IP67/IP69k sealing when mated, and are field installable. Suitable for hybrid, electric vehicles, battery packs, and power distribution systems, these connectors prioritize durability and safety in harsh environments.

Authorized Distributors
Source:Newark
Part No:ELR4Y03
Stock:69
Inv Date:05-31-2026
Price: Unit price: $20.08
Buy/RFQ:
Source:DigiKey
Part No:ELR4Y03
Stock:109
Inv Date:05-31-2026
Price: Unit price: $17.12
Buy/RFQ:
Part No:ELR4Y03
Stock:56
Inv Date:06-01-2026
Price: Unit price: $17.12
Buy/RFQ:

AMPHENOL INDUSTRIAL ELR4Y03 Power Connector Specifications:

  • Pin sizes: 2.5mm, 4mm, 6mm, 10mm, 25mm, 40mm, 46mm
  • Current ratings: up to 120A (25mm pin)
  • Voltage ratings: 600V AC, 800V DC
  • Housing material: Impact-resistant plastic, UL94V-0
  • Ingress protection: IP67 and IP69k when mated
  • Operating temperature: -40°C to 125°C
  • Contact resistance: Low resistance due to RADSOK® twisted grid tech
  • Mating cycles: Minimum 100 cycles
  • Shielding: EMI shielding
  • HVIL: High Voltage Interlock Loop
  • Design features: quick lock, push-to-release, keyway for correct mating

Buy the Amphenol ELR4Y03 – Reliable Power Connectors for Industrial Applications

Order the Amphenol ELR4Y03 power connector now to ensure robust, high-current connections suitable for electric vehicles, industrial equipment, and harsh environments. Designed with advanced RADSOK technology, it offers up to 50% more current capacity, IP67/IP69k sealing, and prolonged durability through over 100 mating cycles. Its lightweight, compact shell is ideal for tight spaces. Compatible with multiple poles, it ensures safe, low resistance electrical connections and supports demanding applications like battery packs and power distribution in demanding industries. Shop online today for fast, reliable delivery.

Get Amphenol ELR4Y03 today—built for high current, durability, and reliable industrial power solutions.

Frequently Asked Questions

Where can I buy AMPHENOL INDUSTRIAL ELR4Y03?

You can click on the BUY or RFQ button to purchase ELR4Y03 from an authorized AMPHENOL INDUSTRIAL distributor.

How do I troubleshoot issues or seek technical support for part ELR4Y03?

You can download the ELR4Y03 datasheet or visit the AMPHENOL INDUSTRIAL website for support.

Who is the manufacturer of ELR4Y03?

AMPHENOL INDUSTRIAL

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