DZ37100D0L

Overview

The Panasonic DZ37100D0L is a high-capacity power relay designed for demanding industrial and energy management applications. It features a single-form-A (1a) contact arrangement capable of switching up to 120A at 60V DC or 490V AC. The unit provides robust electrical endurance with a resistive load life of 10,000 cycles. Its compact physical dimensions are 58.0mm in length, 25.0mm in width, and 45.0mm in height, weighing approximately 130g. The device utilizes silver tin oxide contacts and operates within an ambient temperature range of -40°C to +85°C.

Feature Summary

• High current capacity suitable for heavy-duty DC and AC loads
• Compact form factor optimized for space-constrained panels
• Enhanced short-circuit withstand capability for improved system reliability

Applications

• Energy management systems
• Industrial equipment control
• Solar power generation inverters

Procurement Notes

Verify the specific ordering suffix against official Panasonic documentation to ensure correct terminal type and coil voltage configuration. Confirm that the selected variant meets the required insulation standards and mounting specifications for the target application environment before finalizing procurement.

Selection Notes

Select this component when high continuous current switching is required in a compact footprint. Ensure the load characteristics align with the 120A DC or 490V AC ratings. Verify that the operating temperature range covers the intended environmental conditions and that the mechanical life expectancy meets the project requirements.

Part Context

This model belongs to the HE-N series of power relays from Panasonic Industry. The series is specifically engineered for high-capacity switching tasks in renewable energy and industrial sectors. It complements other HE-series variants by offering a balance of high current handling and reduced physical size compared to traditional large-scale industrial relays.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Cross-referencing should be performed using official Panasonic replacement guides or by consulting authorized distributors for equivalent high-current relay specifications.