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Red mushroom-head push button, 30 mm bezel, epoxy-coated zinc die-cast, IP66 rated

SIEMENS

SIEMENS 52BM9W2A 30 mm 1NO/1NC Red Push Button Operator

SKU CH-C1EF-BEVYY

30 mm red mushroom-head push button with momentary action, 1NO/1NC contacts rated 10 A at 600 V AC and NEMA 1, 12, 13, 3, 3R, 4, 4X plus IP10, IP11, IP14, IP52, IP54, IP56, IP66 protection

  • Brand nameSIEMENS
  • Engine size30 mm
  • Momentary mushroom head enables quick emergency stops
  • 30 mm mounting fits standard industrial panels
  • 1NO/1NC contacts rated 10 A at 600 V AC
  • NEMA 1, 12, 13, 3, 3R, 4, 4X and IP66 sealing
  • UL listed, CSA certified and REACH compliant

30 mm Red Mushroom-Head Push Button

This 30 mm mushroom-head operator provides momentary action with a 44 mm red plastic head. It carries a 1NO/1NC contact block rated at 10 A and 600 V AC, designated A600/P600. The bezel uses epoxy-coated zinc die cast for industrial environments. Standards include CSA, REACH and UL Listed.

Sustained Load Behaviour

The contact rating of 10 A at 600 V AC applies to continuous duty rather than momentary peaks. NEMA ratings 1, 3, 3R, 4, 4X, 12 and 13 confirm ingress protection during extended operation. IP ratings 10, 11, 14, 52, 54, 56 and 66 indicate resistance to dust and water jets over long periods. Pressure-plate terminals maintain secure connections under vibration.

Pre-Installation Checks

Verify that the 30 mm mounting cut-out matches your panel. Confirm the control circuit voltage does not exceed 600 V AC and the current stays within 10 A. Ensure the NEMA and IP ratings satisfy the enclosure classification required on site. Check that the 44 mm mushroom head clearance fits the operator station layout.

How it compares

Measured against everything we stock in Bench & DC Power Supplies, at today’s prices. Recalculated every night.

Price $104.99
Pricier than about 75% of the 677 comparable items (median $33.99).

Specifications

Product
Brand nameSIEMENS
Size & build
Engine size30 mm

Questions about this item

Does the 10A @ 600V AC contact rating generate noticeable heat during continuous operation?

The contact rating of 10A @ 600V AC indicates the electrical switching capacity; the operator itself is a passive mechanical component and does not generate heat from the rating.

What mounting cut-out and panel thickness are required to install this 30 mm push button operator?

This operator is designed for a standard 30 mm mounting hole; panel thickness compatibility is determined by the specific mounting hardware used with the epoxy-coated zinc die-cast bezel.

Will the pressure-plate terminals accept the same wire gauge as my existing A600/P600 rated contact blocks?

Yes, the pressure-plate terminal connection is designed for use with the NEMA A600/P600 contact rating designation of this operator.

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