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DC Power Contactors

DC Switching Contactors – High‑Duty Direct‑Current Control for EU Infrastructure

DC contactors are essential when switching direct current loads—typical in renewable energy, battery systems, EV chargers, and DC motor drives. Unlike AC contactors, DC units must manage arcing reliably, making them more rugged and highly engineered. At Bank of Lamps, we supply a curated range of dc contactor models from ABB and Eaton, all supported by EU certifications and B2B logistics.

Key Models of Contactor DC Available

We stock top-tier dc contactors suited to varied amperage and coil-voltage needs:

  • ABB GAE75‑10‑11 (50 V DC) – up to 22 kW AC/4 kW DC rating; built-in magnet arc chutes; 1 auxiliary contact
     
  • ABB TAE75‑30‑00 (42‑78 V DC) – 3-pole switch rated for up to 690 V AC / 220 V DC; optional side and front auxiliary contacts
     
  • Eaton DILEM‑01‑G (220 V DC) – compact 3-pole contactor with 1 NC auxiliary contact; 12 A at AC‑3; ideal for control circuits
     

Each contactor with auxiliary contacts supports secure switching logic integration, while main contacts handle high-power DC switching (up to several hundred amps depending on series).

DC Contactor Applications – Where They Fit

These dc contactors deliver reliable performance in:

  • Photovoltaic string-level disconnect and inverter switching
     
  • EV chargers and battery backup cabinets
     
  • DC bus switching in renewable energy and telecom systems
     
  • Industrial DC motor isolations and braking controls
     
  • Rail, lift, and crane installations with DC control requirements
     

All are DIN-rail or panel mountable, suitable for compact distribution or automation control enclosures.

Technical Highlights and Compliance

Voltage range & coil options

  • From ~42 V to 220 V DC coils, covering most control circuit voltages

Contact ratings & arc suppression

  • Designed for DC loads, with magnetic arc-chute or blow-out feature for reliable breaking

Contact configurations

  • Models include basic NC auxiliary options; side‑ or front‑mount auxiliaries where available

Mounting & connectivity

  • Screw terminals, clearly marked A1/A2 polarity for DC; DIN‑rail or fixed base install

Wholesale Supply of DC Contactors via Bank of Lamps

We are your trusted bulk supplier of DC contactors, offering:

  • Live EU-wide stock of ABB and Eaton part numbers for DC switching
     
  • Flexible orders: from minimum 20 pcs to full pallets; mixed voltage, model, or brand orders accepted
     
  • Dispatch from 5,100 m² bonded B2B warehouse, shipping across Germany, France, Netherlands, Spain, Belgium, Baltics, UK
     
  • Full spec support: datasheets, coil-power calculations, compatibility check with control logic
     
  • Dedicated B2B-only service — no retail markup, no consumer packaging
     

Shipment tracking, transparent documentation (CE, RoHS)