Posted on December 4, 2025 kyle salem Aerospace
Process automation applications across manufacturing, energy, pharmaceuticals, and other industries depend heavily on the use of advanced instrumentation that can facilitate accurate measurement, monitoring, and control processes. Temperature controllers and chart recorders are a major element of meeting such goals, with Partlow being a trusted brand that has long been distinguished for its related instrumentation offerings that offer dependable performance and versatility.
For those looking to secure the right Partlow recorder or controller for a particular project, having an understanding of important considerations for integration compatibility, performance, potential environmental stressors, and other considerations is necessary for ensuring the right selection is made. In this blog, we will provide an overview of Partlow’s most notable offerings and major model families, as well as explain how buyers can best evaluate their needs to identify optimal solutions.
First formed in 1920 and later acquired by West Control Solutions, Partlow has been recognized for decades as a leader in temperature control and recording technology. Historically speaking, its product line has spanned mechanical and electronic chart recorders, proportional and PID controllers, and panel indicators. Now as a brand under the West Control Solutions umbrella, Partlow equipment continues to support industries requiring stable and accurate thermal regulation, its products supporting temperature uniformity, real-time monitoring capabilities, and much more.
Partlow offerings can generally be categorized into two primary groups: controllers and chart recorders. Each category includes multiple model families that address varying operational demands, with the following being their most notable offerings.
Partlow’s line of controllers is recognized for providing flexible integration into process systems, such devices having capabilities that range from simple on/off operation to sophisticated PID control.
These devices are among the most common microprocessor-based controllers from Partlow, being popular for their balance of simplicity, configuration versatility, and cost-effectiveness.
The MIC series from Partlow is often lauded for offering large display sizes, flexible input/output combinations, and advanced communication protocols that benefit a range of needs.
Controllers from this series are often selected when process and instrumentation requirements call for enhanced supervisory interaction or more complex control schemes.
Despite increasing adoption of digital logging systems, chart recorders remain vital for industries that benefit from a computerless means of recording parameters ranging from temperature to electronic signals for the means of quality control and troubleshooting. Partlow continues to be a prominent provider of these solutions, with a number of paperless or micro-based options.
The 4100 series is one of the most recognizable product families from Partlow, these circular chart recorders delivering reliable paper-based documentation capabilities with multiple configuration options being available.
This family of microprocessor-based recorders modernizes traditional device design by incorporating digital features while maintaining the ease of interpretation offered by circular charts.
When it comes to deciding between the right Partlow recorder or controller for your needs, it ultimately comes down to how one can best align technical capabilities with operational demands. Whether an organization needs robust chart recorders, precise digital controllers, or flexible devices that are designed for advanced industrial control, Partlow provides a well-established portfolio that continues to meet evolving automation needs.
Here on We Are Electromechanicals, customers are provided access to our complete Partlow parts catalog, where we stock a range of in-demand components that are available for purchase. As an ASAP Semiconductor website, customers are always treated to competitive pricing and timely delivery on all stock, everything we feature tracing back to leading manufacturers across the globe. With our team on standby to provide hands-on procurement support and quote request forms readily available across our website for pricing, be sure to begin exploring our stock of Partlow part numbers today!
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