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Allen-Bradley 440R-G23110
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 440R-G23110 MSR124RT is a robust single-function safety relay designed for critical industrial automation environments. This device is a key element in machinery safety systems, ensuring seamless integration and consistent operation. It effectively monitors various safety components, supporting diverse input configurations including single normally closed (1 N.C.), dual normally closed (2 N.C.), or direct light curtain connections. This makes it an incredibly adaptable solution for a wide range of safety demands across numerous applications. Its compact and efficient design allows for easy incorporation into existing or new control panels, adding a vital layer of protection without hindering operational productivity.Key Features Dependable Single-Function Safety Relay: Engineered specifically for vital industrial machine safety tasks, guaranteeing consistent monitoring. Adaptable Input Choices: Compatible with 1 N.C., 2 N.C., or direct Light Curtain Inputs, providing extensive compatibility with various safety components. High-Capacity Safety Outputs: Features 5 Normally Open (N.O.) immediate outputs for direct management of safety-related circuits. Auxiliary Monitoring Output: Includes 1 Normally Closed (N.C.) immediate auxiliary output for system status indication or non-safety functions. Versatile Power Supply: Operates efficiently on 115/230V AC 50/60Hz, accommodating standard industrial power sources. Configurable Reset Functions: Offers Automatic/Manual or Manual Monitored Reset configurations to align with specific operational procedures. Durable and Compact Construction: Features fixed terminal connections and a 100mm case design, simplifying secure panel mounting within industrial enclosures. Technical Specifications Model: 440R-G23110 (MSR124RT) Relay Type: Single-Function Safety Relay Power Supply: 115/230V AC, 50/60Hz Input Types: 1 N.C., 2 N.C., or Light Curtain Inputs Safety Outputs: 5 N.O. Immediate Outputs Auxiliary Outputs: 1 N.C. Immediate Output Reset Options: Configurable Automatic/Manual or Manual Monitored Reset Terminals: Fixed Case Size: 100mm Brand: Allen-Bradley Product Type: Safety Relay Applications Emergency Stop System Supervision: Crucially monitors and manages emergency stop devices, ensuring immediate shutdown during hazardous situations. Light Curtain Safety Integration: Provides reliable surveillance for light curtains, protecting personnel from machinery-related dangers. Industrial Machine Guarding: Essential for incorporating fixed and movable guard interlocks into comprehensive machine safety systems. Safety Interlock System Control: Ideal for complex systems requiring precise management of multiple safety interlocks. Perimeter Guarding Solutions: Utilized in applications where access to dangerous areas requires strict control and monitoring. Press and Punch Machine Safety: Ensures operator protection during the operation of high-risk machinery. Why ChooseAs an Allen-Bradley product, the 440R-G23110 MSR124RT embodies a legacy of quality assurance and resilience, ensuring consistent, trouble-free performance in demanding industrial settings. Its dedicated safety outputs and adaptable input options provide superior protection for both personnel and equipment. This relay's compatibility with various input configurations, including light curtains, makes it suitable for a broad spectrum of safety devices and system designs. The compact 100mm enclosure and fixed terminals streamline installation and wiring, reducing setup time and potential errors. Offering advanced features and robust construction, this safety relay provides an excellent balance of performance, dependability, and value for your safety investments, meeting modern industrial needs.Order NowEnhance your industrial safety systems with the Allen-Bradley 440R-G23110 MSR124RT Safety Relay. Ensure optimal protection and compliance. Contact us today for pricing and availability!FAQHow does the 440R-G23110 (MSR124RT) contribute to machine safety?This safety relay acts as a monitoring device for various safety components, such as emergency stop buttons, light curtains, and safety interlocks, initiating a safe state if a hazard is detected.What types of inputs are compatible with this safety relay?The 440R-G23110 (MSR124RT) supports single Normally Closed (1 N.C.), dual Normally Closed (2 N.C.), or direct light curtain inputs.Can this relay be used with both 115V and 230V AC power supplies?Yes, the 440R-G23110 (MSR124RT) is designed to operate efficiently with both 115V and 230V AC, 50/60Hz power sources.What are the output configurations of this safety relay?It features 5 Normally Open (N.O.) immediate safety outputs and 1 Normally Closed (N.C.) immediate auxiliary output for status indication.Is the installation of the 440R-G23110 (MSR124RT) complicated?No, the 100mm case design and fixed terminals are engineered for streamlined installation and secure panel mounting within industrial enclosures.
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Allen-Bradley 440R-G23110
Overview
This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Allen-Bradley catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Allen-Bradley automation ecosystem
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Allen-Bradley platform with documented conversion notes
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Model: 440R-G23110 (MSR124RT)
- Relay Type: Single-Function Safety Relay
- Power Supply: 115/230V AC, 50/60Hz
- Input Types: 1 N.C., 2 N.C., or Light Curtain Inputs
- Safety Outputs: 5 N.O. Immediate Outputs
- Auxiliary Outputs: 1 N.C. Immediate Output
- Reset Options: Configurable Automatic/Manual or Manual Monitored Reset
- Terminals: Fixed
- Case Size: 100mm
- Brand: Allen-Bradley
- Product Type: Safety Relay
Applications
- Emergency Stop System Supervision: Crucially monitors and manages emergency stop devices, ensuring immediate shutdown during hazardous situations.
- Light Curtain Safety Integration: Provides reliable surveillance for light curtains, protecting personnel from machinery-related dangers.
- Industrial Machine Guarding: Essential for incorporating fixed and movable guard interlocks into comprehensive machine safety systems.
- Safety Interlock System Control: Ideal for complex systems requiring precise management of multiple safety interlocks.
- Perimeter Guarding Solutions: Utilized in applications where access to dangerous areas requires strict control and monitoring.
- Press and Punch Machine Safety: Ensures operator protection during the operation of high-risk machinery.
Why Choose the 440R-G23110?
As an Allen-Bradley product, the 440R-G23110 MSR124RT embodies a legacy of quality assurance and resilience, ensuring consistent, trouble-free performance in demanding industrial settings. Its dedicated safety outputs and adaptable input options provide superior protection for both personnel and equipment. This relay's compatibility with various input configurations, including light curtains, makes it suitable for a broad spectrum of safety devices and system designs. The compact 100mm enclosure and fixed terminals streamline installation and wiring, reducing setup time and potential errors. Offering advanced features and robust construction, this safety relay provides an excellent balance of performance, dependability, and value for your safety investments, meeting modern industrial needs.
Availability & Shipping
- ▸In stock: 440R-G23110 ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 440R-G23110 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
Machine down? We ship parts the same day.
New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.