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.
Search on Amazon
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.
View on Amazon
TRENDnet 6-Outlet Managed PDU,UL Certified, TPI-06
$224.99
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.
View on Amazon
- 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)
- 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.
- 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
- 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
- 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)
- Metered single phase 15A 120V PDU with Isobar Surge Suppression
- 1U Horizontal rack mount, Digital current meter
- ISOBAR Network-grade AC surge and noise suppression with 3840 Joules AC suppression rating and EMI/RFI filtering
- NEMA 5-15P input; 15ft / 4.5m line cord and 14 NEMA 5-15R outlets (2 front / 12 rear)
- 2-year limited warranty
- 20a single phase 120V Metered power distribution unit/ PDU (agency de-rated to 16a continuous)
- Built-in 2 digit Visual meter continuously reports PDU load level in Amps
- Attached NEMA L5-20P 20a 120V input Plug with 15 ft./ 4.5m line cord
- 12 NEMA 5-15/20R outlets
- 2-Year limited warranty
- 【Upgraded 10" Rack PDU】：Our upgraded 10-inch rack-mount power strip, increases the number of outlets from 4 to 6, adds surge protection and overload switches, and includes 2 USB-A ports, ensuring more and more reliable power for your devices.
- 【Surge Protection】：Surge protector is essential for data centers and network setups. Our PDU features a 1020J surge suppressor, overload switch/ reset switch, protects sensitive devices from lightning strikes and voltage spikes, ensuring reliable...
- 【1U PDU】：Power distribution unit takes up a single unit of space on your 10" rack, horizontally mounted, and can also act as a spacer, giving your equipment room a professional look. A power strip that fits any 10in mini-rack or half-rack.
- 【Reliable】：Industrial-grade Metal housing helps prolong the units life with rugged casing made of impact-resistant material for maximum durability, and circuit breakers make it a dependable PDU, ideal for delivering alternate UPS or generator power...
- 【Easy to Mount】：Installs in just 1 minute on your 10-inch rack,10" rack mount PDU provides an additional 6 NEMA 5-15 outlets (125V/15A), 2 in front, 4 in back and features a 6ft (1.8m) 14AWG power cord.
- CONVENIENT LAYOUT: This rack-mount 16-outlet (120V) NEMA 5-15 power strip features a steel chassis, 6 ports on the front, and 10 ports on the back, so you can easily plug devices in and manage cables
- SCALABLE: This 1U rack mount PDU is ideal for small rack setups with only a few devices, allowing for plenty of future expansion, and features a 6 ft long cord so you can move your rack around
- EASY INSTALLATION: This rackmount PDU supports 19 inch rack 1U horizontal installation; Features LED indicators for ground and surge detection, a built-in circuit breaker, surge protection, and meets ANSI/EIA RS-310-D standards
- BROAD COMPATIBILITY: 1U horizontal rack-mounted power distribution unit fits many network / data 2-post and 4-post racks; Compatible with 19" server racks with minium 4" (10.2cm) depth
- 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
This article is part of our complete guide Electronics & Computing — browse all our comparisons and buying guides.
Last update on 2026-09-01 / 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,UL Certified, TPI-06
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.
