Power Distribution Units (PDUs) are essential for organizing and powering multiple devices within server racks, network cabinets, and AV enclosures, ensuring reliable power delivery in data centers and IT environments. They effectively distribute AC power from a single source to various equipment, preventing outlet overload and simplifying cable management. Products were evaluated based on outlet configuration, safety features, advanced functionalities, user reviews, and feature analysis.
Tecmojo 1U Rack Mount 19 Outlet PDU Power Distribution Unit Power Strip Circuit Breaker fits 19-inch AV/Network/Server Cabinet/Closet/Enclosure
$89.90
Offers a high number of outlets, integrated USB charging, and a crucial built-in circuit breaker, making it highly versatile for diverse setups.
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Monoprice 140001 Power Distribution Unit, Black
$42.99
Its simple design and focus on standard rack compatibility suggest a cost-effective solution for basic power distribution needs without complex features.
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TRENDnet 6-Outlet Managed PDU, TPI-06, Rackmount Power Distribution Unit, UL Certified, 1 x NEMA 5-15R Bypass Power Outlet, 1 x Gigabit RJ-45 Port, Overload Protection, Surge Protection 2160J, Black
$189.99
As a 'Managed PDU' with network connectivity and individual outlet control, it provides advanced monitoring and remote management capabilities typically found in higher-end solutions.
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- 100-125V/15A Basic Power Distribution Unit (PDU) delivers AC power to data centers, network closets, and other electrically demanding applications
- OUTPUT: 10 Rear NEMA 5-15R Outlets; INPUT: NEMA 5-15P straight plug with 15 ft power cord
- VERSATILE RACKMOUNT OPTIONS: Allows for the PDU to be installed vertically or horizontally
- ADDITIONAL FEATURES: Network-grade plugs and outlets, durable metal housing, and cord retention tray
- 3-YEAR LIMITED WARRANTY (This unit does not provide surge suppression)
- Versatile and Space-Saving: This 1U Rack mount PDU features a compact design that allows for efficient use of space in standard 19-inch racks. 16 rear-facing plug outlets and three front-facing outlets provide ample connectivity for your devices
- Efficient USB Power: Featuring four USB ports, it enables simultaneous power supply to your favorite devices, ensuring convenience and productivity
- Built-in Circuit Breaker: The PDU is equipped with a built-in 12-Amp circuit breaker that protects against circuit overloads. This ensures reliable performance and helps prevent damage to your equipment
- Heavy-Duty Construction: The power distribution unit is designed with heavy-duty components and a sturdy metal housing for durability and long-lasting use
- Convenient Mounting: The PDU features mounting ears on the back panel for easy installation in a standard 19-inch rack
- Safe, reliable power distribution ideal for distributing alternate waveform ups or generator power in rack enclosures, network closets and more
- 13 outlets (12 rear facing outlets, 1 front facing outlet)
- Switch-free design prevents the potential for accidental shutoff of connected loads
- Vertical all-metal rack mount cabinet with detachable mounting flanges allows wall-mount, under-counter, and 19-inch rack mount mounting in both 1U and zero U formats
- 2 year limited warranty
- 1U RACK MOUNT POWER STRIP PDU: Rack mount power strip for Audio/Video, network hardware, entertainment systems, desks, and more. Designed for home, business, and IT Pro applications. Features 12 NEMA 5-20R outlets, 6 front and 6 rear.
- ADVANCED FEATURES: Features lighted on/off switch with locking covers. Long 15 foot (4.6 m) AC power cord with 15A plug & resettable circuit breaker trips in the event of an overload. Heavy-duty metal housing is designed for long life.
- EVERYTHING YOU NEED TO POWER YOUR APPLICATION: Package includes RS-1215-RA device, owner’s manual, and mounting hardware. Mounting hardware can be added, removed, or rotated to meet your needs.
- VERSATILE INSTALLATION: Mounts in 1U rackmount standard 19 inch 2-post & 4-post rack. Also mounts on wall, workbench or under a counter with moveable rack ears. Ready for toolless 0U vertical installation with optional PDUSIDEBRKT (sold separately).
- RELIABLE PRODUCT FULLY BACKED AND SUPPORTED: This product is covered by a Lifetime Limited Manufacturer's Warranty and is supported by Tripp Lite's expert technical support team over phone, web and email.
- Our high-capacity box features one 50A twist-lock inlet, six 120V GFCI-protected duplexes and one 120/240V 30A locking outlet as well as 30A and 50A RV adapters
- Each receptacle is individually overload protected and features ground-fault protection for added peace of mind
- Our heavy-duty frame and corrosion-resistant enclosure is built tough and can withstand even the toughest environments
- Our outdoor-rated enclosure and weather-resistant, spring-loaded covers keep your connections protected in any weather
- Our box is U.S. and Canada listed and OSHA compliant, so you can trust it to meet all the necessary regulations
- POWER AND CHARGE: This rack mount power strip provides an additional 8 NEMA 5-15 outlets (120V/15A) and features a 6ft (1,8m) long cord so you can plug your devices in while leaving the rack mobile
- 1U RACK DESIGN: Compatible with all 19" server racks 4 inches or deeper, this horizontal-mount power distribution unit fits many network racks and has an integrated power cord; ANSI/EIA RS-310-D standard
- EASY INSTALLATION: This IT-grade rackmount PDU features a rugged steel chassis, LED indicators for ground and surge protection, and lets you control the power state with power and reset switches
- PROTECTS YOUR EQUIPMENT: This rack mountable 8-outlet (120V) power strip features a built-in circuit breaker and reset switch, ensuring a dependable performance of your networking equipment
- THE IT PRO'S CHOICE: Designed and built for IT Professionals, this rack PDU is backed for 2-Years, including free lifetime 24/5 multi-lingual technical assistance
- DEVICE INTERFACE: 6 x NEMA 5-15R Managed Power Outlets (15A max. @ 120V AC); 1 x NEMA 5-15R-Bypass Power Outlet (15A max. @ 120V AC); 1 x Gigabit port; LED indicators; 1U 19” Rack mountable
- UL CERTIFIED: This managed PDU has a UL 62368-1 Certification
- RELIABLE TECH SUPPORT: Our team of advisors, support and tech experts are English speaking, and available for all your needs during normal business hours. We take pride in being there for our customers.
- MANAGED POWER DISTRIBUTION UNIT: Supports individual controllable power outlets, and ability to assign a power schedule to automate the process.
- MANAGE OUTLET CONTROL: Each managed power outlet can be individually controlled. Utilize port power on/off delay for custom applications.
- MONITOR POWER CONSUMPTION: View per outlet energy usage via dashboard.
- OVERLOAD AND SURGE PROTECTION: Protect your connected equipment from power surges with overload protection 15A and dangerous voltage conditions with surge protection 2160J
- EMAIL NOTIFICATIONS: Set up email notifications for safe voltage, overload break, and host timeout events
- OPTIMIZED PERFORMANCE: Power distribution unit filters the alternating current (AC) for best electronic performance, while simultaneously reducing excess energy usage with power scheduling.
- HIVE ENABLED: Remotely manage configure, and diagnose the power distribution unit via TRENDnet’s cloud service (Additional Fee applies)
- 10 NEMA 5-15R Outlets with Long Power Cord: This rack mount power strip provides 10 NEMA 5-15 outlets (15A) and features a 6ft long cord to conveniently plug in devices, keeping the mounting more easily and flexible
- Universal 19-Inch Rack Compatibility: Compatible with all 19-inch server racks 4 inches or deeper, this horizontal-mount power distribution unit fits many network racks and has an integrated 6ft/1.8m power cord
- Fireproof Heavy-Duty Construction: This server rack mountable power distribution unit features whole housing fireproofed construction that will support long-life working performance
- Built-In Circuit Breaker Protection: This rack mountable 10-outlet (AC100-240V) power strip features a built-in circuit breaker and reset switch, ensuring dependable performance of your power equipment and safety for using power
- Industrial-Grade Materials and Design: Features industrial equipment pure copper wire material for high power capacity, industrial-grade metal housing, and cord retention tray for enhanced durability
- Independent LED Switches: Each of the 10 outlets is controlled by an independent LED-illuminated switch, allowing you to manage power to individual devices for energy efficiency and convenience
- Overcurrent Protection Reset Function: When the power board is not powered on, unplug all output power plugs behind the socket and manually press the overcurrent protection switch to reset before use
- 100V-120V Input, Basic 15A rackmount Power Distribution Unit
- Input: NEMA 5-15P (1.4 kW)
- Output Receptacles: Fourteen (14) 5-15 Outlets
- 0U Vertical Mounting PDU
- Cord Length: 11.8 feet
- Combines the advantages of two separate high current PDU's without the extra expense, increased space requirements and added management complexity
- Two 20A independent circuits of 16 outlets each with dual independent current monitoring displays
- 32 NEMA 5 to 15/20R 120V outlets color coded for each circuit
- Switchless design prevents accidental shutdown of connected equipment
- Input plugs, input power cords, breakers and outlets are color coded to match each independent 20A circuit, allowing simplified cable management for multi server configurations
This article is part of our complete guide Electronics & Computing — browse all our comparisons and buying guides.
Last update on 2026-07-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Power Distribution Units
Outlet Configuration and Capacity
When selecting a PDU, the number and type of outlets are paramount. Most standard PDUs, like the Tecmojo 1U Rack Mount unit, offer NEMA 5-15R outlets, which are common for IT equipment. Users often find that a higher outlet count, such as the 19 provided by Tecmojo, offers greater flexibility for expanding setups. However, some applications may benefit from specific configurations, such as the Tripp Lite RS1215-RA's design with six front and six rear-facing outlets, which can significantly improve cable management in dense racks. It's crucial to match the PDU's total current rating, typically 15A, with the aggregate power draw of all connected devices to prevent overloads.
Safety and Protection Features
Reliable operation hinges on robust safety features. A built-in circuit breaker, present in both the Tecmojo and Tripp Lite models, is a critical component that protects against circuit overloads by automatically tripping when current exceeds safe limits. For sensitive electronics, surge protection is equally vital; units like the StarTech.com RKPW081915 and the TRENDnet TPI-06 explicitly include surge protection, with TRENDnet boasting a high 2160J rating. The UL certification of the TRENDnet PDU also indicates adherence to stringent safety standards, providing an extra layer of assurance against electrical hazards.
Advanced Functionality and Connectivity
Beyond basic power distribution, some PDUs offer enhanced features that can streamline operations. The Tecmojo PDU, for instance, includes four USB ports, which are increasingly useful for powering or charging ancillary devices within the rack environment, such as KVM consoles or diagnostic tools. For sophisticated IT infrastructures, a 'managed PDU' like the TRENDnet TPI-06 stands out, offering a Gigabit RJ-45 port for remote monitoring and control of individual outlets. This level of management allows for remote reboots and power cycling, which can be invaluable for maintaining uptime and diagnosing issues without on-site intervention.
Form Factor and Installation Considerations
The physical design and ease of installation are significant factors, especially in space-constrained server cabinets. All the top products compared are designed for 1U horizontal rack mounting, compatible with standard 19-inch racks. However, practical differences emerge in features like cord length and management. The Tripp Lite PDU offers an extended 15-foot cord with a right-angle plug, providing greater reach and reducing strain in tight spaces, while the StarTech.com unit comes with a standard 6-foot cord. The Monoprice PDU features a 90-degree rotating cord retainer, which, in practice, can make a noticeable difference in organizing cables and reducing clutter within the rack.
Pros & Cons
Tecmojo 1U Rack Mount 19 Outlet PDU Power Distribution Unit Power Strip Circuit Breaker fits 19-inch AV/Network/Server Cabinet/Closet/Enclosure
Pros
- High outlet count (19 outlets) for extensive connectivity within a single unit.
- Integrated USB ports provide convenient power for ancillary devices and charging.
- Built-in 12-amp circuit breaker offers crucial protection against circuit overloads.
Cons
- Lacks advanced network management features found in more premium PDUs.
- No explicit mention of surge protection in the product description, which is a common expectation for IT equipment.
Tripp Lite 12-Outlet Rack Mount Power Strip PDU, Six Front & Six Rear Facing Outlets, 15A, 120V, 15ft Cord with Right-Angle Plug, Horizontal 1U Rack Mount, Black
Pros
- Versatile outlet placement with six front and six rear-facing outlets for optimized cable management.
- Extra-long 15-foot cord with a right-angle plug provides significant installation flexibility.
- Backed by a robust lifetime manufacturer's warranty, suggesting durability and reliability.
Cons
- Does not include USB charging ports, which can be a convenience for modern rack setups.
- Offers basic power distribution without advanced monitoring or remote management capabilities.
TRENDnet 6-Outlet Managed PDU, TPI-06, Rackmount Power Distribution Unit, UL Certified, 1 x NEMA 5-15R Bypass Power Outlet, 1 x Gigabit RJ-45 Port, Overload Protection, Surge Protection 2160J, Black
Pros
- Offers managed outlets with remote control and monitoring via Gigabit RJ-45 port.
- Comprehensive overload protection and high 2160J surge protection for sensitive equipment.
- UL 62368-1 Certified, ensuring adherence to high safety standards.
Cons
- Lower number of managed outlets (6) compared to standard distribution units, limiting direct device connections.
- Significantly higher complexity for setup and configuration due to advanced management features.
Common Mistakes to Avoid
Underestimating Outlet Count and Type
Users often overlook the actual number and type of outlets required for their current and future equipment. For instance, while the Tecmojo PDU offers a generous 19 outlets, units like the TRENDnet TPI-06 provide only 6 managed outlets. Not matching the PDU's outlet configuration to the specific number and plug types of devices can lead to power shortfalls or the need for additional, less organized power strips, which defeats the purpose of a consolidated PDU.
Ignoring Crucial Safety Features
A common oversight is not verifying the presence of essential safety mechanisms. PDUs from brands like Tecmojo and Tripp Lite include built-in circuit breakers to prevent overloads. Neglecting features like surge protection, prominently featured in the StarTech.com and TRENDnet models, can leave valuable equipment vulnerable to power spikes and fluctuations, potentially leading to costly damage to connected hardware.
Overlooking Cord Length and Plug Orientation
The physical installation environment dictates specific cord requirements, which are frequently underestimated. A 6-foot cord found on some StarTech.com models might be too short for racks distant from the power source, while Tripp Lite offers a generous 15-foot cord with a right-angle plug for improved cable management in tight spaces. Failing to consider these details can result in inconvenient installations or the need for extension cords, which are generally not recommended for PDU inputs due to potential voltage drop and safety concerns.
Not Differentiating Between Basic and Managed PDUs
Many users might purchase a basic PDU when a managed solution would be more beneficial, or vice-versa. The TRENDnet TPI-06, for example, is a managed PDU offering remote control over individual outlets, ideal for environments requiring sophisticated power management and remote access. Opting for a simple unit like the Monoprice PDU when remote monitoring is needed, or investing in a managed PDU for a simple, static setup, represents a mismatch between functionality and actual operational requirements, leading to either underutilization or insufficient control.
