MC-9a/4

Parameter MC-9a /4
Model / Series MC-9a /4 (Metasol Series)
Main contacts 4 × NO (4P)
Auxiliary contacts Typical 1 NO + 1 NC, PN dependent
Rated current (AC-3) ≈ 9 A
Coil / control voltage AC 110–240 V, DC 24 V options
Rated operational voltage (Ue) ≤ 690 V
Rated insulation voltage (Ui) 690 V to 1000 V, check datasheet.
Mounting DIN-rail or panel screw.
Dimensions (W×H×D) Width ≈ 45 mm, height ≈ 73.5 mm, depth PN dependent
Certifications IEC 60947 series, UL

Description

LS Electric MC-9a/4 (Metasol Series)

LS Electric Metasol MC-9a/4 — 4-pole variant of MC-9a, small-frame 4-pole contactor for low-current neutral switching. 4-pole magnetic contactor rated approximately 9 A per pole, offered in common coil voltages and intended for compact transfer panels or control cabinets that require neutral interruption.

The Polar Energy Assessment:

MC-9a/4 provides neutral switching at the smallest Metasol frame. It is useful where neutral must be isolated in low-current circuits while keeping panel density high. Verify PN for auxiliary contact provisions.

Pros

  • Neutral switching at 9 A in a tiny frame.
  • Same accessory ecosystem as MC-9a for overloads and auxiliaries.

Limitations

  • 4P increases depth slightly, check clearance in dense racks.
  • IP20 standard, use enclosure if environment requires.

Typical use cases

  • Small transfer panels and control circuits that require neutral interruption.
  • Dense OEM equipment where a 4-pole low-current contactor is needed.

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Disclaimer

Product images are for illustrative purposes only and may not exactly match the actual item. All specifications and technical details should be verified using the official catalogs and datasheets provided by the respective manufacturer, as discrepancies may exist on this website.

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