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Allen-Bradley 400-DP40ND3
by Allen-Bradley
Read verified buyer reviews ↓OverviewAttain superior motor management and electrical load handling with the Allen-Bradley 400-DP40ND3 Definite Purpose Contactor. Crafted for demanding industrial settings, this high-performance contactor delivers robust and dependable switching. Featuring a substantial 40A current capacity and compatibility with 120V AC (50/60Hz) systems, this 3-pole contactor is a crucial element for a broad array of uses, from HVAC installations to intricate industrial machinery. Its construction emphasizes resilience and efficiency, guaranteeing effortless integration into your current control setups and providing enduring, consistent operation. The 400-DP40ND3 epitomizes Allen-Bradley's dedication to excellence and progress in industrial automation.Key Features Robust 40A Current Capability: Manages significant electrical demands for rigorous applications. Optimized for 120V AC (50/60Hz): Ensures compatibility with common industrial power sources. Durable 3-Pole Design: Provides dependable switching for three-phase motor control and other multi-phase uses. Exceptional Longevity: Built to endure harsh industrial conditions, offering an extended operational lifespan. Efficient and Reliable Switching: Guarantees rapid and consistent control of motors and other electrical equipment. Broad Application Spectrum: Suitable for a wide variety of industrial and commercial purposes. Simplified Setup: Designed for straightforward mounting and standard electrical connections, reducing installation time. Technical Specifications Model: 400-DP40ND3 Brand: Allen-Bradley Type: Definite Purpose Contactor Current Rating: 40 Amperes (A) Voltage: 120 Volts AC (V AC) Frequency: 50/60 Hertz (Hz) Poles: 3 Application: Motor control, HVAC systems, industrial machines, pumps, fans, compressors, lighting, and heating systems. Physical Dimensions: Compact form for efficient space utilization within industrial enclosures. Mounting Options: Adaptable for both DIN rail or screw mounting, offering installation flexibility. Applications Motor Control Systems: Perfect for initiating and halting electric motors in diverse industrial environments. HVAC Systems: Reliably manages compressors, fans, and blowers in heating, ventilation, and air conditioning units. Industrial Machinery: Essential for power switching in manufacturing lines, conveyor systems, and processing apparatus. Pumps, Fans, and Compressors: Provides trustworthy regulation for essential fluid and air handling systems. Lighting Management: Efficiently controls large-scale commercial and industrial lighting circuits. Heating Systems: Ensures secure and effective functioning of industrial heaters and furnaces. Why Choose This Model? Unmatched Allen-Bradley Quality: Benefit from the renowned dependability and engineering excellence of Allen-Bradley products. Optimized Performance: Experience superior electrical switching characterized by speed, efficiency, and consistency. Enhanced System Durability: Invest in a contactor built to last, reducing maintenance needs and costly downtime in harsh environments. Seamless Integration: Designed for straightforward inclusion into both new and existing industrial control panels. Versatility for Diverse Needs: A single solution for a multitude of industrial electrical control requirements. Cost-Effective Reliability: Combines robust construction with efficient operation, offering long-term value and peace of mind. Order NowEnhance your industrial control systems with the Allen-Bradley 400-DP40ND3 Definite Purpose Contactor. Its blend of power, precision, and durability makes it an indispensable asset for any application requiring reliable electrical switching. Invest in the future of your operations—order the 400-DP40ND3 today and experience the difference that genuine Allen-Bradley quality makes.FAQWhat is the current rating of the Allen-Bradley 400-DP40ND3 contactor?The Allen-Bradley 400-DP40ND3 definite purpose contactor has a robust current rating of 40 Amperes (A).What voltage systems is the 400-DP40ND3 compatible with?This contactor is optimized for compatibility with 120 Volts AC (V AC) systems operating at a frequency of 50/60 Hertz (Hz).How many poles does this contactor have?The 400-DP40ND3 features a durable 3-pole configuration, suitable for three-phase motor control and other multi-phase applications.What are some common applications for the Allen-Bradley 400-DP40ND3?Typical applications include motor control systems, HVAC units, industrial machinery, pumps, fans, compressors, lighting control, and heating systems.Is the 400-DP40ND3 designed for harsh industrial environments?Yes, this contactor is built with exceptional durability to withstand harsh industrial conditions, ensuring an extended operational life and reducing maintenance needs.
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Allen-Bradley 400-DP40ND3
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: 400-DP40ND3
- Brand: Allen-Bradley
- Type: Definite Purpose Contactor
- Current Rating: 40 Amperes (A)
- Voltage: 120 Volts AC (V AC)
- Frequency: 50/60 Hertz (Hz)
- Poles: 3
- Application: Motor control, HVAC systems, industrial machines, pumps, fans, compressors, lighting, and heating systems.
- Physical Dimensions: Compact form for efficient space utilization within industrial enclosures.
- Mounting Options: Adaptable for both DIN rail or screw mounting, offering installation flexibility.
Applications
- Motor Control Systems: Perfect for initiating and halting electric motors in diverse industrial environments.
- HVAC Systems: Reliably manages compressors, fans, and blowers in heating, ventilation, and air conditioning units.
- Industrial Machinery: Essential for power switching in manufacturing lines, conveyor systems, and processing apparatus.
- Pumps, Fans, and Compressors: Provides trustworthy regulation for essential fluid and air handling systems.
- Lighting Management: Efficiently controls large-scale commercial and industrial lighting circuits.
- Heating Systems: Ensures secure and effective functioning of industrial heaters and furnaces.
Why Choose the 400-DP40ND3?
- Unmatched Allen-Bradley Quality: Benefit from the renowned dependability and engineering excellence of Allen-Bradley products.
- Optimized Performance: Experience superior electrical switching characterized by speed, efficiency, and consistency.
- Enhanced System Durability: Invest in a contactor built to last, reducing maintenance needs and costly downtime in harsh environments.
- Seamless Integration: Designed for straightforward inclusion into both new and existing industrial control panels.
- Versatility for Diverse Needs: A single solution for a multitude of industrial electrical control requirements.
- Cost-Effective Reliability: Combines robust construction with efficient operation, offering long-term value and peace of mind.
Availability & Shipping
- ▸In stock: 400-DP40ND3 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 400-DP40ND3 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.