SCLC Series Load Center Panels
RS-232 controlled load center panels with motorized breakers for simplified power control.
The SCLC series is a family of RS-232 controlled load center panels using motorized breakers to provide a compact, single-panel alternative to traditional relay systems. It is designed for smaller installations or areas with limited wall space, simplifying deployment for integrators who need reliable, serially-addressable circuit control.
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Control
Circuits
Voltage
Panel Type
Breakers
Simplified serial control for every circuit.
The LynTec SCLC Series provides a streamlined, single-panel solution for circuit breaker control, replacing the complexity and cost of separate relay panels. By integrating motorized circuit breakers directly into a compact load center, the SCLC saves significant wall space and reduces installation labor. Each breaker is individually addressable over a standard RS-232 serial connection, making it simple to integrate with building management or third-party control systems.
Engineered for efficiency and reliability, SCLC panels require no holding current to maintain their state, ensuring cool operation and a long service life. With standard features like automatic load shedding and brownout protection, the SCLC delivers intelligent power control in an economical, easy-to-commission package.
Integrate the SCLC with your facility controls.
Building Management Systems
Third-Party AV Control Systems
IP-to-Serial Converters
Configure your SCLC panel.
SCLC panels are available in multiple configurations based on the main breaker rating or Main Lug Only (MLO) requirements.
- Standard Models (less than 100A): Models like the SCLC 127, SCLC 326, and SCLC 338 are designed for systems with main breakers rated under 100A.
- High-Amperage Models (greater than 100A): The SCLC 129 and SCLC 341 accommodate main breakers from 150A to 225A for higher capacity installations.
- Main Lug Only (MLO) Models: MLO variants, including the SCLC 329, are available for applications where a main breaker is not required in the panel.
Choose between two primary panel sizes to match the total number of controlled circuits required for your installation.
- 26-Circuit Panels: Ideal for smaller projects or distributed power control applications with fewer circuits to manage.
- 41-Circuit Panels: Provides higher circuit density for more centralized control applications or larger venues.
The SCLC series is built around a simple and robust serial control architecture for easy integration.
- RS-232 Control: The native control protocol, allowing direct integration with building management systems and third-party serial controllers.
- Simple Addressing: An onboard jumper system sets the starting address for all breakers, simplifying commissioning.
- IP Integration: Can be connected to modern IP networks using a standard third-party IP-to-Serial converter.
Every SCLC panel includes a suite of standard features to protect connected equipment and ensure reliable operation.
- Automatic Load Shedding: Helps manage power consumption by automatically turning off non-essential circuits.
- Brownout Shutdown: Protects sensitive electronics by shutting circuits down during under-voltage conditions.
- Emergency Override: Provides a standard, accessible method for manual override in critical situations.
Choose the Right SCLC Panel for Your Application
A simpler, more reliable alternative to relay panels.
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Saves wall space by combining distribution and control
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Reduces installation and hardware costs
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Energy-efficient design with no holding current runs cool
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Simple jumper-based setup for fast commissioning
Complete your power-control system
SCLC Series Features
Features
Motorized Circuit Breakers
Simple RS-232 Addressing
Energy-Efficient Operation
Automatic Load Shedding
Brownout Protection
Emergency Override
Flexible Circuit Control
Easy Commissioning
Save Space and Reduce Costs
- Single panel for distribution and control
- Reduced installation and wiring labor
- Compact footprint for tight locations
Efficient and Reliable by Design
- Zero holding current for on or off states
- Lower operational energy costs
- Designed for long-term reliability
Simplified Setup and Integration
- Easy jumper-based addressing
- Integrates with building management systems
- Individual or zone control of circuits
SCLC Series Specifications
Serial Controlled Load Center Panels
Select the appropriate SCLC panel based on your main breaker size, phase, and circuit count requirements.
| Model | Phase | Circuits | Main |
|---|---|---|---|
| SCLC 127 | 3-Phase | 26 | For main breakers <100A |
| SCLC 129 | 3-Phase | 26 | For main breakers >100A and MLO |
| SCLC 326 | 3-Phase | 26 | For main breakers <100A |
| SCLC 329 | 3-Phase | 26 | Main Lugs Only (MLO) |
| SCLC 338 | 3-Phase | 41 | For main breakers <100A |
| SCLC 341 | 3-Phase | 41 | 150A, 200A, 225A, MLO available |
Shared SCLC System Specifications
Electrical
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Service3-Phase, 4-Wire, 208Y/120 VAC
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Circuit Capacity26 or 41 circuits
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Breaker TypesMotorized; 1, 2, or 3-pole
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Breaker Ratings15A, 20A, 30A
Control
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Primary ProtocolRS-232 Serial
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AddressingOnboard jumpers for setting start address
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CommandsOn, Off, No Change per circuit
Mechanical
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Panel TypeLoad Center
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MountingSurface or flush mount (trim kit required)
Common SCLC Panel Specs
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ControlRS-232
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Breaker TypeMotorized
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Voltage208Y/120V, 3-Phase, 4-Wire
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Load SheddingStandard
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Brownout ProtectionStandard
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Emergency OverrideStandard
Questions or Concerns?
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SCLC Series Support
Manuals, guides, and factsheets.
- PDF [SCLC] Emergency Off and Brownout Programming Guide ↓
- PDF [SCLC] LynTec Full Catalog ↓
- PDF [SCLC] SCLC 127 Design and Specification ↓
- PDF [SCLC] SCLC 127 Panel Planner ↓
- PDF [SCLC] SCLC 127 Submittal ↓
- PDF [SCLC] SCLC 129 Design and Specification ↓
- PDF [SCLC] SCLC 129 Panel Planner ↓
- PDF [SCLC] SCLC 129 Submittal ↓
- PDF [SCLC] SCLC 326 Design and Specification ↓
- PDF [SCLC] SCLC 326 Panel Planner ↓
- PDF [SCLC] SCLC 326 Submittal ↓
- PDF [SCLC] SCLC 329 Design and Specification ↓
- PDF [SCLC] SCLC 329 Panel Planner ↓
- PDF [SCLC] SCLC 329 Submittal ↓
- PDF [SCLC] SCLC 338 Design and Specification ↓
- PDF [SCLC] SCLC 338 Panel Planner ↓
- PDF [SCLC] SCLC 338 Submittal ↓
- PDF [SCLC] SCLC 341 Design and Specification ↓
- PDF [SCLC] SCLC 341 Panel Planner ↓
- PDF [SCLC] SCLC 341 Submittal ↓
- DOCX [SCLC] SCLC Series A&E Specification ↓
- PDF [SCLC] SCLC Series Brochure ↓
FAQs about the SCLC Series
Yes. While the SCLC’s native control protocol is RS-232, it can be easily integrated into a modern IP network using a standard, third-party IP-to-Serial converter. This allows control from network-based building management or AV control systems.
The SCLC uses a simple jumper system on the control board. You set the starting address with the jumper, and each subsequent motorized breaker is assigned the next sequential address automatically. This makes setup quick and straightforward without complex software.
The SCLC integrates motorized breakers directly into a load center, combining power distribution and circuit control into one unit. This saves space, reduces hardware costs, and simplifies wiring compared to installing a separate breaker panel and relay panel.
The standard brownout feature automatically turns off controlled circuits when an under-voltage condition is detected. This helps protect sensitive connected equipment from potential damage caused by unstable power, then allows for a controlled restart once stable power returns.
Model selection depends on your main electrical service and circuit count. Choose a model based on the main breaker amperage (e.g., under 100A, over 100A, or Main Lug Only) and the required number of circuits (26 or 41). Contact a LynTec engineer for help with configuration.
Ready to spec your next install?
Get submittal-ready drawings and a code-compliant configuration from a LynTec engineer. We can help you select the right SCLC panel for your specific application.