Description
Siemens Building Technology Powers LimitEM Remote Direct Acting Control — 357-0003
The Siemens Building Technology 357-0003 is a Powers LimitEM remote, direct-acting (DA) limit control engineered for dependable safety and temperature-limiting performance in commercial HVAC and building automation systems. Designed under the trusted Powers Controls product line — now part of Siemens Building Technologies — this unit provides precise limit switching action to protect equipment and occupants from unsafe operating conditions.
Product Overview
The 357-0003 features a remote-sensing configuration, allowing the sensing element to be positioned away from the control body for flexible installation in hard-to-reach or space-constrained applications. The direct-acting (DA) design ensures the control responds immediately and proportionally to sensed temperature changes, making it well-suited for high-reliability limit and safety control applications in air handling, hydronic, and commercial HVAC systems.
Key Features
- Powers LimitEM remote, direct-acting (DA) limit control
- Remote sensing element for flexible installation positioning
- Direct-acting operation for immediate response to temperature changes
- Designed for commercial HVAC and building automation applications
- Part of the Siemens Building Technology / Powers Controls product family
- Provides reliable equipment protection and safety limit switching
Applications
- Air handling units and fan coil systems
- Hydronic heating and cooling systems
- Commercial building HVAC safety controls
- Building automation and control systems (BAS/BMS)
- High-limit and safety cutout applications
Why Choose the Siemens Powers 357-0003?
Siemens Building Technology’s Powers Controls line has a long-standing reputation for quality and reliability in commercial HVAC controls. The 357-0003 LimitEM delivers the precision limit control performance that building engineers and HVAC technicians demand, backed by Siemens’ commitment to innovation and product excellence.







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