Allen‑Bradley 140-MN-0040 Series C manual motor starter for protection and control of very small three‑phase motors. Device provides adjustable 0.25–0.40A overload protection in a compact IEC 3‑pole package.
Brand: Allen‑Bradley
Catalog number: 140-MN-0040
Series: C (marked “SER C” on front)
Type: Manual motor starter / motor protector / circuit breaker
Adjustment range: 0.25–0.40 A FLA (front dial marked 0.25, 0.30, 0.35, 0.40 A)
Trip characteristic: Tripping current 120% FLA (printed on front label)
Poles/phases: 3‑pole, terminals labeled L1/L2/L3 (line) and T1/T2/T3 (load)
Control features: Green START button, red STOP/RESET button, TEST slider
Side label ratings: General use 2.5 A at up to 600 V 3‑phase with multiple HP ratings at 115/200/240/480/575 V (see photos for exact values)
Approvals/markings: UL Listed Manual Motor Controller, CSA mark, “Use 75 °C Cu‑Wire”, “Made in Switzerland” on side label
Typical application: Fractional‑horsepower motor protection in OEM machinery and industrial control panels
Used surplus industrial component
Housing shows normal cosmetic wear, dust and light storage marks from previous installation
Screw terminals show typical signs of prior wiring, no obvious cracks or broken plastic visible
No auxiliary contacts, mounting hardware, or additional accessories included; only the starter shown in the photos
Supplied without original factory box; will be securely packaged for shipment
Discontinued Allen‑Bradley Bulletin 140 IEC manual motor starter in the low 0.25–0.40A current range
Buyer should confirm motor full‑load current, supply voltage, and coordination with upstream protection before installation
Refer to all photos and nameplate labels for complete electrical ratings and wiring details
Brand: Allen‑Bradley
Model: 140-MN-0040
MPN: 140-MN-0040
Type: Manual motor starter / motor protector / circuit breaker
Country/Region of Manufacture: Switzerland
Voltage: Up to 600 V 3‑phase (690 V class IEC, see label)
Amperage Range: 0.25–0.40 A
Number of Poles: 3
Series: C
