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Allen-Bradley 440K-E33078
by Allen-Bradley
Read verified buyer reviews ↓OverviewElevate industrial safety protocols with the Allen-Bradley 440K-E33078 Elf GD2 Safety Interlock Switch Kit. Designed by Allen-Bradley, a leader in robust industrial automation, this kit delivers superior protection in various machine guarding applications. The 440K-E33078 incorporates a highly responsive semi-flexible actuator with the proven reliability of two normally closed (N.C.) safety contacts, guaranteeing immediate and secure machine shutdown upon activation. Its innovative quick disconnect (QD) feature drastically simplifies installation and maintenance, minimizing downtime and optimizing operational efficiency. This durable and compact safety solution is an essential element for any facility prioritizing personnel well-being and machinery integrity. The Elf GD2 series is recognized for its steadfast performance in demanding industrial environments, and the 440K-E33078 model exemplifies this legacy, offering peace of mind through a comprehensive safety mechanism that is both easy to integrate and exceptionally reliable, making it a critical asset for modern manufacturing and processing plants.Key Features Elf GD2 Safety Interlock Switch Kit: A complete, integrated solution for rigorous machine guarding, ensuring regulatory compliance and worker protection. Semi-Flexible Actuator: Facilitates effortless and precise alignment, accommodating minor misalignments in guarding mechanisms for consistent operation. 2 N.C. (Normally Closed) Safety Contacts: Provides a dependable safety circuit that breaks immediately upon protective guard opening, initiating a safe stop condition. Quick Disconnect (QD) Connection: Enables rapid and straightforward installation and replacement, reducing labor costs and minimizing production interruptions. Durable and Compact Design: Constructed for longevity in harsh industrial settings, while its compact footprint allows for versatile installation in space-constrained areas. High Reliability: Engineered to deliver consistent and fault-free operation, significantly enhancing overall system integrity and safety. Allen-Bradley Quality Assurance: Benefit from the superior engineering and manufacturing excellence associated with the trusted Allen-Bradley brand. Technical SpecificationsModel: 440K-E33078Series: Elf GD2Brand: Allen-BradleySwitch Type: Safety Interlock SwitchActuator Type: Semi-Flexible ActuatorContact Configuration: 2 N.C. (Normally Closed) Safety ContactsConnection Type: Quick Disconnect (QD)Housing Material: Robust industrial-grade material for enhanced durabilityOperating Temperature: Designed to perform reliably across a wide range of industrial temperaturesCertifications: Meets relevant international safety standards and approvals (specifics may vary, refer to product documentation)Applications Machine Guarding and Personnel Safety: Crucial for protecting operators from hazardous machine movements and ensuring compliance with safety regulations. Industrial Automation and Access Control: Integrates seamlessly into automated systems to control access points and safeguard personnel during operation. Conveyor and Robotic Workstations: Essential for establishing safe zones around moving conveyor belts and robotic arms, preventing accidents. High-Precision Safety Interlocking: Ideal for applications requiring exact and reliable interlocking of protective doors, gates, and covers. Packaging and Assembly Lines: Enhances safety protocols on production lines, protecting workers from moving parts and machinery. Material Handling Equipment: Applied to various material handling systems to prevent unauthorized access or operation under unsafe conditions. Why ChooseThe 440K-E33078 Elf GD2 is built with Allen-Bradley's commitment to quality, ensuring consistent and dependable safety operations, thereby minimizing the risk of accidents and production halts and delivering unmatched reliability.Order NowSecure your operations with the Allen-Bradley 440K-E33078 Elf GD2 Safety Interlock Switch Kit from Palm Parts Solutions. Contact us today or visit our website for further details and to place your order. Our team of experts is ready to assist you in selecting the ideal safety solutions for your specific industrial needs.FAQWhat types of machines can this safety interlock switch protect?This safety interlock switch is suitable for a wide range of machine guarding applications including industrial automation, conveyor systems, robotic workstations, packaging lines, and material handling equipment.How does the quick disconnect feature benefit installation?The quick disconnect (QD) feature significantly simplifies the installation and replacement process, reducing labor time and minimizing production interruptions.What is the function of the semi-flexible actuator?The semi-flexible actuator allows for easy and precise alignment, effectively accommodating minor misalignments in guarding mechanisms to ensure consistent and reliable operation.What does 2 N.C. (Normally Closed) safety contacts mean?This configuration means the safety circuit is normally closed and will immediately break, initiating a safe stop condition, when a protective guard is opened.Is this switch designed for harsh industrial environments?Yes, the 440K-E33078 features a durable and compact design constructed from robust industrial-grade materials, engineered for longevity in demanding industrial settings.
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Allen-Bradley 440K-E33078
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: 440K-E33078
Series: Elf GD2
Brand: Allen-Bradley
Switch Type: Safety Interlock Switch
Actuator Type: Semi-Flexible Actuator
Contact Configuration: 2 N.C. (Normally Closed) Safety Contacts
Connection Type: Quick Disconnect (QD)
Housing Material: Robust industrial-grade material for enhanced durability
Operating Temperature: Designed to perform reliably across a wide range of industrial temperatures
Certifications: Meets relevant international safety standards and approvals (specifics may vary, refer to product documentation)
Applications
- Machine Guarding and Personnel Safety: Crucial for protecting operators from hazardous machine movements and ensuring compliance with safety regulations.
- Industrial Automation and Access Control: Integrates seamlessly into automated systems to control access points and safeguard personnel during operation.
- Conveyor and Robotic Workstations: Essential for establishing safe zones around moving conveyor belts and robotic arms, preventing accidents.
- High-Precision Safety Interlocking: Ideal for applications requiring exact and reliable interlocking of protective doors, gates, and covers.
- Packaging and Assembly Lines: Enhances safety protocols on production lines, protecting workers from moving parts and machinery.
- Material Handling Equipment: Applied to various material handling systems to prevent unauthorized access or operation under unsafe conditions.
Why Choose the 440K-E33078?
The 440K-E33078 Elf GD2 is built with Allen-Bradley's commitment to quality, ensuring consistent and dependable safety operations, thereby minimizing the risk of accidents and production halts and delivering unmatched reliability.
Availability & Shipping
- ▸In stock: 440K-E33078 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 440K-E33078 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
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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.