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Magnetic motor starters are electromagnetically operated devices that start and stop industrial electric motors.

IER’s typical motor starter systems consist of an electrical contactor with built in overload protection in case of a sudden loss of power or thermal overload.

IER’s enclosed Motor Starter packages provide the most practical means of controlling industrial electric motors and systems. IER stocks a large selection of enclosed motor starters and pump control panels for immediate shipment.

Need a custom Motor Starter package? IER stocks a wide variety of components and enclosures, we can design, fabricate, assemble and ship your custom Motor Starter package quickly.

Due to IER’s extensive on site fabrication capabilities, custom enclosure sizes are available to meet customer needs.

Product Options…

Voltage: 120 to 600 Volt
Service: 1P3W to 3P4W
Horse Power: up to 900 HP

Stock Enclosure Types…
Standard Powdercoat or Stainless Steel

NEMA Enclosures…

NEMA 1: General purpose, indoor use. Provides a degree of protection against human contact with electrically-charged, live parts and against ingress of solid foreign objects such as falling dirt.
NEMA 3R, 3RX: Rain-tight, sleet-resistant. Indoor or outdoor use. Same protection as Type 1, but adds a degree of protection against ingress of falling dirt, rain, sleet and snow; also protects against damage due to external ice formation. Rust-resistant. The “X” designation indicates corrosion-resistance.
NEMA 4, 4X: Water-tight, dust-tight, sleet-resistant. Indoor or outdoor use. Same protection as Type 3 but adds protection against splashing and hose-directed water. The “X” designation indicates corrosion-resistance.
NEMA 12: General purpose, indoor use. Protects against falling dirt and circulating dust, lint, fibers and flyings. Protects against ingress of dripping and splashing water.

Explosion Proof…
NEMA 7: Explosion proof, indoor use. Class I, Division 1 hazardous locations, Groups A, B, C and D.
NEMA 9: Dust ignition proof, indoor use. Class II, Division 1 hazardous locations, Groups E, F and G.

Custom enclosure sizes are available to meet customer needs.