Top 9 300W Power Supply – Computer Uninterruptible Power Supply Units

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1. APC


Back-UPS Series Uninterruptible Power Supply, BE550G Backup Battery Power Supply, Dataline Protection, APC UPS, 550VA UPS Battery Backup Surge Protector

APC #ad - 550va / 330w backup Battery power supply. Backed by apc's 3-year warranty, plus a $75, 000 connected-equipment policy. 5' power cord, wall-mountable, right-angle 3-prong wall plug nema 5-15p, plus FREE Windows PC power-management software Mac OS uses native "Energy Saver" Settings. Replaceable battery: the battery can be replaced when needed with RBC model APCRBC110 sold separately. 8 outlets nema 5-15r: 4 ups battery backup with Surge Protection Outlets, and 4 Surge Protector Only Outlets. Surge protection for ethernet dataline ports RJ45 10/100 ports.
BrandAPC #ad
ManufacturerAPC #ad
Height7 Inches
Length12 Inches
Weight13 Pounds
Width3.3 Inches
Part NumberBE550G
Warranty3 years

2. Tripp Lite


Auto Inverter, Ultra Compact PV375, Tripp Lite 375W Car Power Inverter with 2 Outlets

Tripp Lite #ad - Product Type - Inverter. Cord with cigarette lighter plug. Rugged all-metal housing. 2 ac outlets; convenient cigarette lighter plug. 3-ft. Warranty - 1 year; 2 outlets. 1-year warranty. 375 watts continuous output power; up to 600 watts instantaneous power. Powerverter ultra-Compact Inverter, portable power for all applications.
BrandTripp Lite #ad
ManufacturerPetra #ad
Height2.5 Inches
Length7.9 Inches
Weight2.1 Pounds
Width6.2 Inches
Part NumberPV375
WarrantyComes with Manufacturer Warranty.



GUOCAO 300W 0V-60V Continuously Adjustable Programmable Power Supply Module Switch Z6005S Modules

GUOCAO #ad - Input voltage : 13v -62v; input Current: Maximum input current : 5A. Lcd display, adjustable voltage and current via knob and buttons control. 1 piece power Supply Module. Output power: 300w max; output voltage : 0V -60V continuously adjustable. Z6005s single output programmable High Power Supply Module Switching.
BrandGUOCAO #ad
ManufacturerGUOCAO #ad
Weight0 Pounds
Part NumberGUOCAO



LIMEI-ZEN DC12-55V 20A 300W DC-DC High-Power Power Supply Buck High Efficiency Module Adjustable Step Down Module Accessories Modules

LIMEI-ZEN #ad - Please confirm that the wiring is completely correct before powering on. Our company has a perfect quality guarantee system and after-sales service system.

2. 3. If you have any quality problems, please feel free to contact us and we will provide you with the most satisfactory answer. When wiring, the negative pole of the input and output cannot be grounded together, and the main chip of the module will be burnt. Please feel free to place your order. If you have a problem, please contact us the first time. The module is marked with in- input negative, OUT- output negative, IN+ input positive, OUT+ output positive. The buck module changes the output voltage by adjusting the blue adjustable resistor on the module. 3. Our logistics will be faster than amazon website.
BrandLIMEI-ZEN #ad
ManufacturerLIMEI-ZEN #ad
Weight0 Pounds
Part NumberLIMEI-ZEN

5. Sparkle


FSP300GNV5K-B204, Sparkle Power SFX12V Power Supply, Internal, 300 W

Sparkle #ad - Brand name:Sparkle Power. Product name:sfX12V Power Supply. Manufacturer:Sparkle Power, Inc. Product type:sfX12V Power Supply. Manufacturer part number:FSP300GNV5K-B204.
BrandSparkle #ad
ManufacturerSparkle #ad
Weight5.75 Pounds
Part NumberXR2945

6. Generic



Generic #ad - More for the money with this high quality Product. Offers premium quality at outstanding saving. Excellent product. 100% satisfaction.
BrandGeneric #ad
Weight6.9 Pounds
Part NumberGC5476



LIMEI-ZEN Adjustable Buck Board Stabilized Voltage Converter Voltage Regulator Voltmeter10A 300W High Power DC-DC Step Down Power Supply Module 24V 19V 12V 5V Module Modules

LIMEI-ZEN #ad - Our company has a perfect quality guarantee system and after-sales service system. Stable and reliable. Open or close the output. Lock the button to avoid wrong operation. Please feel free to place your order. If you have a problem, please contact us the first time. Fine workmanship and durable. Our logistics will be faster than amazon website.
BrandLIMEI-ZEN #ad
ManufacturerLIMEI-ZEN #ad
Weight0 Pounds
Part NumberLIMEI-ZEN



Hot Melt Glue Gun, 300w High Power, Handmade Art, High Viscosity Sol Stick, Send 30 Glue Sticks, Etc. Hot Melt Glue Gun, Industrial Demand

PCBH #ad - Safety is the most important, enlarge the heat dissipation hole to prevent the temperature from being too high, matched with an insulating material shell to ensure your safety, anti-shock fuse, and the rapid heat dissipation process keeps the temperature in the gun body constant.

Wide range of application, repairing plastic parts, making packaging, making models, various models of 20w/40w/60w/80w/300W for different purposes, repairing books, high-quality copper mouth, suitable for various DIY|Suitable for repairing small objects, repairing toys, repairing glass, smooth and continuous glue. Rapid heating, insulation and anti-scalding, versatile, high-strength bonding, smooth glue discharge, high-quality copper, fast heat dissipation, essential for home, leakage protection, making life full of fun.

Made of high-quality copper materials, unique anti-overflow glue design, smooth glue output, ceramic PTC heat dissipation element, constant temperature glue output, drip-proof, high-quality rubber anti-overflow technology. Stainless steel bracket, can be placed on a variety of planes.
BrandPCBH #ad
ManufacturerPCBH #ad
Weight0.22 Pounds
Part Number766919087333

9. Boswell


Craft Repair Tool Set, Yellow, Industrial Hot Glue Gun Full Size High Power 300W Temperature Adjustable Thermostat Control with 0.43" 11mm Glue Sticks

Boswell #ad - Copper nozzles-made of pure copper material, they have really good performance of leakage proof and glue used fluency. Temperature adjustable-build in temperature regulator, you can customize working temperature from 302 ~ 482℉ to apply to any kinds of usage scenario as you want.

Safe and efficient-with high-tech ptc heating unit, also with the engineering class plastic material of glue gun body, it can heat up very quickly, it is very safe to use this product for everyone. Fast heating-300 watts power and advanced heating system make it only take 30s - 2mins to heat up and fully ready to work. Nice construction-lightweight, office and school diy crafts projects including metal, glass, fabric, plastic, wood, rubber coating for easier cleaning, detachable stand to keep the gun stable and upright。 It is an ideal adhesive for home, card, easy squeeze trigger, ceramics and so on.
BrandBoswell #ad
ManufacturerBoswell #ad
Part Number300W Glue Gun