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Allen-Bradley 440G-A27011
by Allen-Bradley
Read verified buyer reviews ↓OverviewPrioritize personnel protection and operational continuity with the Allen-Bradley Guardmaster 440G-A27011 Guard Locking Switch. This sophisticated safety device is specifically designed for demanding industrial settings, offering unwavering reliability through its robust locking mechanism and adherence to rigorous international safety mandates. The 440G-A27011 integrates seamlessly into existing safety control systems, ensuring that hazardous zones remain inaccessible until verified safe conditions are met. This capability substantially reduces accident risks and elevates overall workplace safety. Its compact yet sturdy construction makes it an optimal choice for diverse applications within manufacturing, automation, and packaging industries where safeguarding personnel is paramount.Key Features Precise Guard Locking Prevents unauthorized access to dangerous machinery and operations, engaging only once safe conditions are unquestionably confirmed. Comprehensive Safety Compliance Certified to meet stringent SIL 3, Category 4, and PLe (Performance Level e) standards, ensuring peak safety performance. Industrial-Grade Construction Crafted from resilient, premium materials to endure the harshest industrial conditions, guaranteeing extended operational life and dependability. Space-Efficient Design Its compact footprint enables adaptable installation in confined spaces, simplifying integration into various safety applications without compromising functionality. Effortless System Integration Designed for straightforward compatibility with all standard safety control systems, facilitating rapid and effective deployment. IP67 Rated Protection Offers superior resistance against dust and water ingress, making it suitable for both wet and dusty environments. Broad Operating Temperature Range Operates flawlessly across temperatures from -10°C to +55°C (14°F to 131°F), ensuring consistent performance in varied climates. Technical Specifications Type: Safety Interlock Switch with Guard Locking Operating Voltage: 24V DC Locking Force: High strength for secure, tamper-resistant locking Housing Material: Durable, industrial-grade plastic for resilience Connection Type: M12 Connector for dependable electrical connections Ingress Protection: IP67-rated, providing comprehensive protection against dust and temporary water immersion Operating Temperature: -10°C to +55°C (14°F to 131°F) Certifications: UL, CE, TÜV-approved, confirming adherence to global safety regulations Applications Advanced Manufacturing and Assembly Lines Essential for enabling safe entry during maintenance or process adjustments. High-Speed Packaging Machinery Ensures operator safety by securing guards during operation and halting equipment when necessary. Automated Conveyor Systems Provides secure access control to conveyor belts and transfer points, protecting personnel from moving components. Robotic Work Cells Crucial for preventing personnel entry into the operational zones of industrial robots, enhancing safety during automated tasks. Chemical Processing Plants Ideal for regulating access to areas containing hazardous chemicals or processes. Food and Beverage Production Its IP67 rating makes it suitable for washdown environments, maintaining safety without compromising hygiene. Why Choose This Model? Superior Safety Assurance With its high safety ratings (SIL 3, Cat 4, PLe), the 440G-A27011 provides unparalleled protection, significantly reducing workplace hazards. Long-Term Reliability and Durability Manufactured by Allen-Bradley, a leader in industrial automation, this switch guarantees robust performance and extended service life even in the most demanding industrial settings. Optimized Operational Efficiency By offering reliable guard locking, it minimizes downtime linked to safety breaches, contributing to smoother and more efficient production processes. Order NowInvest in the safety and efficiency of your operations. The Allen-Bradley 440G-A27011 Guard Locking Switch is ready for immediate deployment.FAQWhat is the primary function of the Allen-Bradley 440G-A27011?Its main purpose is to provide secure guard locking, preventing access to hazardous machinery until safe conditions are confirmed, thereby enhancing personnel safety in industrial environments.What safety standards does this switch meet?The 440G-A27011 is certified to stringent SIL 3, Category 4, and PLe (Performance Level e) standards, ensuring top-tier safety compliance.Can this switch be used in wet environments?Yes, with an IP67 rating, it offers superior resistance against dust and temporary water immersion, making it suitable for wet and washdown environments.Does it integrate easily with existing safety systems?Absolutely. It is designed for straightforward compatibility with all standard safety control systems, facilitating quick and efficient deployment.What is the operating temperature range for this device?The switch functions flawlessly across a broad temperature spectrum from -10°C to +55°C (14°F to 131°F).
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Allen-Bradley 440G-A27011
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
- Type: Safety Interlock Switch with Guard Locking
- Operating Voltage: 24V DC
- Locking Force: High strength for secure, tamper-resistant locking
- Housing Material: Durable, industrial-grade plastic for resilience
- Connection Type: M12 Connector for dependable electrical connections
- Ingress Protection: IP67-rated, providing comprehensive protection against dust and temporary water immersion
- Operating Temperature: -10°C to +55°C (14°F to 131°F)
- Certifications: UL, CE, TÜV-approved, confirming adherence to global safety regulations
Applications
-
Advanced Manufacturing and Assembly Lines
Essential for enabling safe entry during maintenance or process adjustments.
-
High-Speed Packaging Machinery
Ensures operator safety by securing guards during operation and halting equipment when necessary.
-
Automated Conveyor Systems
Provides secure access control to conveyor belts and transfer points, protecting personnel from moving components.
-
Robotic Work Cells
Crucial for preventing personnel entry into the operational zones of industrial robots, enhancing safety during automated tasks.
-
Chemical Processing Plants
Ideal for regulating access to areas containing hazardous chemicals or processes.
-
Food and Beverage Production
Its IP67 rating makes it suitable for washdown environments, maintaining safety without compromising hygiene.
Why Choose the 440G-A27011?
-
Superior Safety Assurance
With its high safety ratings (SIL 3, Cat 4, PLe), the 440G-A27011 provides unparalleled protection, significantly reducing workplace hazards.
-
Long-Term Reliability and Durability
Manufactured by Allen-Bradley, a leader in industrial automation, this switch guarantees robust performance and extended service life even in the most demanding industrial settings.
-
Optimized Operational Efficiency
By offering reliable guard locking, it minimizes downtime linked to safety breaches, contributing to smoother and more efficient production processes.
Availability & Shipping
- ▸In stock: 440G-A27011 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 440G-A27011 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.
Related Allen-Bradley resources
What Verified Buyers Say
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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.