HiHarness.com

High-Current Interconnects for Energy Storage

Battery pack, BMS, and grid-storage harnesses engineered to UL 1973 and IEC 62619 with high-current, touch-safe connectors.

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UL 1973 / IEC 62619 Aligned
High-Current to 350 A
Touch-Safe HV Connectors
BMS & Signal Integration

Applications

Power and Data for Storage Systems

Battery Pack Interconnects

Challenge: High-current links must be safe, compact, and serviceable.

  • SurLok Plus / RadLok / Amass equivalents
  • Busbar and cable options
  • Touch-safe housings

up to 350 A · 1000 VDC

BMS Wiring

Challenge: Cell monitoring harnesses need reliability and cleanliness.

  • Molex / JST equivalents
  • Custom voltage-sense harnesses
  • Fused options

Low-current signal · custom pinout

Grid & Stationary Storage

Challenge: Long-life, weather-exposed connections.

  • Sealed high-current connectors
  • UV-stable jackets
  • IP67/IP68

IP67 · UV-stable

E-Mobility & Charging

Challenge: Fast-charge links demand thermal and current headroom.

  • High-current power connectors
  • Temperature-sense integration
  • Anti-spark options

Anti-spark · temp-sense

Cross-Reference

Popular equivalents for this industry

OEM PartHiHarness EquivalentNotes
SurLok 8mmHH-SLK-8350A single-pole
AS150HH-AS150Anti-spark 70A

ESS Pack Harness — Safer, 30% Lighter

System
1000 VDC ESS
Weight
-30% vs prior harness
Safety
Touch-safe IP2X
Touch-safe connectors and integrated temperature sensing simplified our safety case.
Systems Engineer, ESS Integrator

Compliance

Standards we build to

  • UL 1973 aligned
  • IEC 62619
  • UL 4128 connectors
  • RoHS / REACH
  • Flame-retardant UL94 V-0

Building for energy & storage?

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