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Allen-Bradley Guardmaster 440G-T27175 Safety Relay for industrial protection

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Allen-Bradley 440G-T27175

by Allen-Bradley

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OverviewThe Allen-Bradley 440G-T27175 Guardmaster Safety Relay represents a leading solution in industrial safety, crafted to deliver exceptional protection for both personnel and valuable equipment. This sturdy and dependable device seamlessly integrates into various industrial settings, ensuring precise oversight and control of crucial safety circuits. Designed to operate in conjunction with vital safety components such as emergency stop buttons, light curtains, and safety interlocks, the 440G-T27175 guarantees adherence to rigorous industry standards, including ISO 13849 and IEC 61508. Its compact size belies powerful capabilities, making it an excellent option for optimizing panel space without sacrificing safety performance. Gain peace of mind with a safety relay that not only fulfills but surpasses the requirements of contemporary industrial operations. The 440G-T27175 provides swift reaction times, essential for immediate action during dangerous events, and is constructed with resilient parts to endure the demands of challenging industrial environments. From automated production lines to robotic cells, this Guardmaster safety relay is your dependable partner in maintaining a secure and efficient workplace.Key Features Comprehensive Safety Oversight: Expertly designed for monitoring emergency stop buttons, safety interlocks, and light curtains, offering proactive defense for staff and assets. Ultra-Fast Reaction: Boasts an impressive response time of ≤ 20 ms, ensuring instant and decisive action during critical safety incidents. SIL3 & PLe Certified: Attains the highest safety integrity level (SIL3) and performance level (PLe), confirming its suitability for the most critical and high-risk operations. Space-Saving Design: With a slim 22.5 mm width, this relay is engineered for simple integration into busy control panels, maximizing valuable space. Industrial-Grade Durability: Built from robust materials, including a polycarbonate enclosure, to deliver outstanding reliability and consistent operation in harsh industrial environments. Effortless Setup: Features user-friendly screw-clamp terminals and standard DIN rail mounting, enabling quick, secure, and trouble-free installation. Versatile Use: Adaptable for a wide array of safety tasks, from securing emergency stops to upholding the integrity of safety interlock circuits. Technical Specifications Model: 440G-T27175 Type: Safety Relay Input Voltage: 24V DC Safety Outputs: 2 N.O. (Normally Open) safety contacts Auxiliary Contacts: 1 N.C. (Normally Closed) contact Response Time: ≤ 20 ms Max Switching Current: 6A (resistive load) Power Consumption: ≤ 2.5W Mounting: DIN rail mounting Housing Material: Polycarbonate Certifications: UL, CE, cUL, ISO 13849-1 (Category 4), IEC 61508 (SIL3) Dimensions: 22.5 mm width, compact profile Operating Temperature Range: 0°C to 60°C (32°F to 140°F) Storage Temperature Range: -40°C to 85°C (-40°F to 185°F) Applications Emergency Stop Systems: Vital for monitoring emergency stop buttons, guaranteeing immediate cessation of equipment operation in hazardous situations. Safety Interlock Circuits: Essential for managing and overseeing safety gates, doors, and other physical barriers to prevent unauthorized entry and potential accidents. Light Curtain Monitoring: Seamlessly integrates with light curtains to create non-contact safety zones, protecting operators from moving machinery and robotic systems. Industrial Machine Safety: Provides comprehensive safeguarding for a diverse range of industrial machines and automated equipment, enhancing overall operational safety. Hazardous Area Protection: Indispensable in environments with high-risk machinery, delivering robust protection and facilitating compliance with stringent safety regulations. Robotics and Automation: A cornerstone for ensuring the secure operation of robotic cells and automated processes. Why Choose?Opt for the Allen-Bradley 440G-T27175 for its exceptional reliability, adherence to top safety standards, and versatile application. Its compact form factor maximizes panel space while delivering uncompromised performance, making it an intelligent investment for any industrial operation prioritizing safety.Order NowUpgrade your industrial safety protocols today with the Allen-Bradley 440G-T27175 Guardmaster Safety Relay. Contact us to place your order or to learn more about how this advanced safety solution can benefit your operations.FAQWhat makes the 440G-T27175 suitable for demanding industrial conditions?Its construction from durable polycarbonate and adherence to severe temperature ranges ensure consistent operation in challenging industrial environments.Can this safety relay be used with various safety devices?Absolutely, it is engineered to work seamlessly with emergency stop buttons, light curtains, and safety interlocks for comprehensive protection.What safety standards does the 440G-T27175 meet?It complies with stringent industry standards, including ISO 13849 (Category 4) and IEC 61508 (SIL3), guaranteeing top-tier safety performance.

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1-Year PALM Parts Warranty
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$629.99
18 in stock

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PRODUCT DETAILS

Allen-Bradley 440G-T27175

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:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. 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: 440G-T27175
  • Type: Safety Relay
  • Input Voltage: 24V DC
  • Safety Outputs: 2 N.O. (Normally Open) safety contacts
  • Auxiliary Contacts: 1 N.C. (Normally Closed) contact
  • Response Time: ≤ 20 ms
  • Max Switching Current: 6A (resistive load)
  • Power Consumption: ≤ 2.5W
  • Mounting: DIN rail mounting
  • Housing Material: Polycarbonate
  • Certifications: UL, CE, cUL, ISO 13849-1 (Category 4), IEC 61508 (SIL3)
  • Dimensions: 22.5 mm width, compact profile
  • Operating Temperature Range: 0°C to 60°C (32°F to 140°F)
  • Storage Temperature Range: -40°C to 85°C (-40°F to 185°F)

Applications

  • Emergency Stop Systems: Vital for monitoring emergency stop buttons, guaranteeing immediate cessation of equipment operation in hazardous situations.
  • Safety Interlock Circuits: Essential for managing and overseeing safety gates, doors, and other physical barriers to prevent unauthorized entry and potential accidents.
  • Light Curtain Monitoring: Seamlessly integrates with light curtains to create non-contact safety zones, protecting operators from moving machinery and robotic systems.
  • Industrial Machine Safety: Provides comprehensive safeguarding for a diverse range of industrial machines and automated equipment, enhancing overall operational safety.
  • Hazardous Area Protection: Indispensable in environments with high-risk machinery, delivering robust protection and facilitating compliance with stringent safety regulations.
  • Robotics and Automation: A cornerstone for ensuring the secure operation of robotic cells and automated processes.

Why Choose the 440G-T27175?

Opt for the Allen-Bradley 440G-T27175 for its exceptional reliability, adherence to top safety standards, and versatile application. Its compact form factor maximizes panel space while delivering uncompromised performance, making it an intelligent investment for any industrial operation prioritizing safety.

Availability & Shipping

  • In stock: 440G-T27175 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-T27175 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

Its construction from durable polycarbonate and adherence to severe temperature ranges ensure consistent operation in challenging industrial environments.

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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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.

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