Why Choose the IMO U1216E4 Thermal Overload Relay?
The IMO U1216E4 is a reliable thermal overload relay designed to provide motor protection in industrial automation, electrical control panels and machinery applications. As part of the IMO U12/16E overload relay series, it provides dependable protection against motor overload conditions by monitoring current and disconnecting control circuits when excessive load conditions occur.
This compact overload relay is designed for use with compatible IMO contactors, providing a practical motor protection solution for industrial starters and control systems. Its manual reset function and adjustable overload range allow engineers to configure reliable protection for a wide range of motor applications.
With an adjustable overload current range of 2.7–4 A, the IMO U1216E4 is suitable for protecting motors and electrical equipment where accurate thermal overload protection is required.
Key Advantages
Reliable thermal overload protection for industrial motor applications.
2.7–4 A adjustable overload range for flexible motor protection.
Manual reset operation for controlled system recovery.
Designed for use with compatible IMO contactors.
Compact construction for industrial control panels.
Helps protect motors from damaging overload conditions.
Key Features
IMO U12/16E thermal overload relay series.
Model: U1216E4.
2.7–4 A adjustable current range.
Manual reset functionality.
Motor overload protection design.
Compatible with IMO K2-09 to K2-16 contactors.
Suitable for industrial starter and automation systems.
Reliable Motor Protection for Industrial Systems
Thermal overload relays such as the IMO U1216E4 provide essential protection for electric motors by detecting excessive current conditions that may cause overheating or equipment damage. By interrupting the control circuit during overload events, they help improve system reliability and motor service life.
Designed for industrial automation engineers and control panel builders, the U1216E4 provides a simple and effective protection solution for motor starters, machinery and electrical control systems.
Typical Applications
Industrial motor starters.
Machine control panels.
Factory automation equipment.
Pumps and motor-driven systems.
Industrial machinery protection.
Electrical control installations.
Technical Specifications
Manufacturer
IMO
Series
U12/16E Thermal Overload Relays
Model
U1216E4
Product type
Thermal overload relay
Overload adjustment range
2.7–4 A
Reset type
Manual reset
Mounting type
Contactor mounted
Application
Motor overload protection
Compatible contactors
IMO K2-09 to K2-16
Protection function
Thermal overload protection
Frequently Asked Questions
What is the IMO U1216E4 used for?
The IMO U1216E4 is a thermal overload relay used to protect motors from excessive current and overload conditions in industrial control systems.
What current range does the U1216E4 support?
The IMO U1216E4 has an adjustable overload current range of 2.7–4 A.
Does the U1216E4 have manual reset?
Yes, the U1216E4 features a manual reset function for controlled recovery after an overload trip.
Which contactors is the U1216E4 compatible with?
The U1216E4 is designed for use with compatible IMO contactors including the K2-09 to K2-16 contactor range.
Where is the U1216E4 typically installed?
The U1216E4 is typically installed in industrial control panels and motor starter assemblies.
Trusted by Industrial Automation Professionals
IMO thermal overload relays provide dependable motor protection solutions designed to improve safety, reliability and performance in industrial automation systems.
Manufacturer
IMO
Series
U12/16E Thermal Overload Relays
Model
U1216E4
Product type
Thermal overload relay
Overload adjustment range
2.7–4 A
Reset type
Manual reset
Mounting type
Contactor mounted
Application
Motor overload protection
Compatible contactors
IMO K2-09 to K2-16
Protection function
Thermal overload protection
No documents available for this product.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...