VAMTECH- Voltage Ampere Measurement Technology.

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Industrial Standard • Namco EA040

Snap-Lock® Neutral Rugged Position Logic.

Heavy-duty limit switch designed for precise CW/CCW operation. Featuring silver alloy contacts and a die-cast zinc housing for severe industrial environments.

Operational Stress

Precision Limits,
Where Ordinary Fails.

The EA040 series addresses critical industrial failures: contact welding, mechanical fatigue, and environmental ingress.

Contact Pitting

Arcing under high current loads destroys standard contacts in high-cycle operations.

Neutral Drift

Inaccurate return-to-center logic leads to misalignment in automated machinery.

Housing Stress

Vibration-heavy environments cause standard plastic housings to crack and fail.

Ingress Failure

Oil and coolant penetration leads to short circuits in metalworking zones.

Contact Pitting

Arcing under high current loads destroys standard contacts in high-cycle operations.

Neutral Drift

Inaccurate return-to-center logic leads to misalignment in automated machinery.

Housing Stress

Vibration-heavy environments cause standard plastic housings to crack and fail.

Ingress Failure

Oil and coolant penetration leads to short circuits in metalworking zones.

Mechanical Characteristics

Neutral Position
Operational Data

A. Trip Travel7°
B. Reset Travel6°
C. Recommended Travel7°30'
D. Total Travel33°
Operating Torque22 lb-in
EA040 Operational Diagram
Mechanical Logic Chart
Namco EA040

EA040-11100

Rocker-Type Snap-Lock

Quick-make, quick-break action quenches arcs and prevents contact welding.

7° Neutral Trip

Highly sensitive CW/CCW operation with a 6° reset angle for precise positioning.

Die-Cast Zinc Build

Built for mill-duty survival with an enclosure rated for NEMA 1, 4, and 13.

High Current Capacity

Rated for up to 20A at 125VAC, handling massive starting and stall currents.

Electrical Performance

Contact Ratings

Voltage RangeAmpere Rating
125 VAC20 A
250 VAC15 A
480 VAC10 A
600 VAC5 A
125 VDC5 A
250 VDC1.5 A

Modular Engineering.

Side Rotary Actuator & NEMA 1, 4, 13 Enclosure

SERIESEA040 Neutral Position Series
OPERATIONCW and CCW Rotary Operation
TRIP ANGLE7° Mechanical Travel to Trip
RESET ANGLE6° Travel to Reset Position
TORQUE22 lb-in Operating Torque
EA040 Dimensional Drawing
ENCLOSURENEMA 1, 4, 13 (Oil & Water Tight)
TEMPERATURE-20°C to +90°C (Standard Range)
CONTACTSSilver Alloy Butt Type
MOUNTINGStandard Mounting Configuration
ACTUATORSide Rotary Style

Mill Duty.
Snap-Lock.