Allen Bradley
Allen Bradley 140MG-K8P-D40 K Frame Motor Circuit Protector
Allen Bradley 140MG-K8P-D40 K Frame Motor Circuit Protector
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12-Mo Warranty
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🎖 Veteran-Owned
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12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
400A operational current
K frame
3-pole configuration
Magnetic-only trip
Motor circuit protection
Product description
The Allen Bradley 140MG-K8P-D40 is a K-frame Motor Circuit Protector (MCP) designed for high-level motor protection. It features a 400 Ampere operational current and a 3-pole configuration, offering robust short-circuit protection.
This MCP is suitable for industrial applications where reliable motor starting and protection are critical. Its magnetic-only trip mechanism is specifically designed to handle the high inrush currents of motors while providing essential fault protection.
Source your Allen Bradley 140MG-K8P-D40 from Stanlo Automation, your trusted veteran-owned surplus parts distributor, for dependable service and availability.
Technical specifications
| Amperage | 400 Amp |
| Number of Poles | 3 Pole |
| Protection Type | MCP (magnetic only) |
| Frame Size | K frame |
Common applications
Industrial motor control
Pump stations
Compressor systems
Material handling
Manufacturing equipment
Compatible systems
Motor loads requiring 400A short-circuit protection
Also known as
140MG-K8P-D40-CA
Allen Bradley K Frame MCP
Replaces / compatible with
This part is designed to provide short circuit protection for individual motor loads, often used in conjunction with external overload relays for complete motor protection.
Technical note
Expert tip
The 140MG-K8P-D40 is a magnetic-only trip device, meaning it requires separate thermal overload protection for complete motor protection.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the primary function of the Allen Bradley 140MG-K8P-D40?
The Allen Bradley 140MG-K8P-D40 is a Motor Circuit Protector (MCP) that provides short-circuit protection for motor circuits. It is designed to handle the high inrush currents of motors and protect against fault conditions.