Shop 300 Watt Power Supply Modules

Sponsored
$191.95
ps20b300m Powerselect Magnetic Low Voltage Transformers - 300W 12V
Ballast Shop
$191.95
ps20b300m Powerselect Magnetic Low Voltage Transformers - 300W 12V
Ballast Shop
$95.99
TREEWELL 300W Low Voltage Landscape Transformer, Outdoor Landscape Lighting Transformer With Photocell Sensor & Timer, 120V AC To 12V/15V AC, Black
Amazon.com
45
Free shipping
$95.99
TREEWELL 300W Low Voltage Landscape Transformer, Outdoor Landscape Lighting Transformer With Photocell Sensor & Timer, 120V AC To 12V/15V AC, Black
Amazon.com
45
$227.00
Productivity3000 AC Base Power Supply: 100-240 VAC nominal input (PN# P3-01AC)
Automation Direct
5
$227.00
Productivity3000 AC Base Power Supply: 100-240 VAC nominal input (PN# P3-01AC)
Automation Direct
5
$202.75
24V 300W Magnitude Magnetic Transformer M300L24DC
Amazon.com
30
Free shipping
$202.75
24V 300W Magnitude Magnetic Transformer M300L24DC
Amazon.com
30
$171.83
MEAN WELL RSD-300D-24
TRC Electronics, Inc.
60-day returns (most items)
$171.83
MEAN WELL RSD-300D-24
TRC Electronics, Inc.
60-day returns
$1,129.00
GW Instek PST-3202GP
Transcat
$1,129.00
GW Instek PST-3202GP
Transcat
$539.99
Kichler 300 Watt Wifi Controlled Smart Low Voltage Transformer - Style 0048A
Lamps Plus
$539.99
Kichler 300 Watt Wifi Controlled Smart Low Voltage Transformer - Style 0048A
Lamps Plus
$159.99
Malibu 300 Watt Power Pack With Sensor And Weather Shield For Low Voltage Landscape Lighting Spotlight Outdoor Transformer 120V Input 12V Output
Amazon.com
601
Free shipping
$159.99
Malibu 300 Watt Power Pack With Sensor And Weather Shield For Low Voltage Landscape Lighting Spotlight Outdoor Transformer 120V Input 12V Output
Amazon.com
601
$129.99
Smart Low Voltage 300-Watt Metal Landscape Lighting Transformer, Compatible With Alexa And Google Home
Home Depot
1
Free shipping
$129.99
Smart Low Voltage 300-Watt Metal Landscape Lighting Transformer, Compatible With Alexa And Google Home
Home Depot
1
$26.00
PCD-Series Mean Well Constant Current Power Supplies
Ballast Shop
$26.00
PCD-Series Mean Well Constant Current Power Supplies
Ballast Shop
$89.00
Switching Power Supply: 24-28 VDC out, 5A, 120W (PN# PSB24-120S-3)
Automation Direct
4
$89.00
Switching Power Supply: 24-28 VDC out, 5A, 120W (PN# PSB24-120S-3)
Automation Direct
4
$214.00
Stainless Steel 300-Watt Landscape Digital Transformer
LAMPS PLUS
1
$214.00
Stainless Steel 300-Watt Landscape Digital Transformer
LAMPS PLUS
1
$1,010.00
Conference Table Power Outlet Module By Groupe Lacasse
Madison Liquidators
20% off
$1,010.00
Conference Table Power Outlet Module By Groupe Lacasse
Madison Liquidators
$99.99
Low Voltage 300-Watt Metal Landscape Lighting Outdoor Transformer With Photocell Sensor And Timer
Home Depot
1
Free shipping
$99.99
Low Voltage 300-Watt Metal Landscape Lighting Outdoor Transformer With Photocell Sensor And Timer
Home Depot
1
$102.56
$438.00
Power Supply Variable, 300V 1A High Voltage Programmable Adjustable Regulated Lab, Adjustable Power Supply,160 Volt Power Supply,Variable Power
Temu US
1
76% off
$102.56
$438.00
Power Supply Variable, 300V 1A High Voltage Programmable Adjustable Regulated Lab, Adjustable Power Supply,160 Volt Power Supply,Variable Power
Temu US
1
$166.99
TSP300 300 Watt Low Voltage Transformer With Digital Timer
Kings Outdoor Lighting
30-day returns (most items)
$166.99
TSP300 300 Watt Low Voltage Transformer With Digital Timer
Kings Outdoor Lighting
30-day returns
$169.99
300W Portable Power Station, 296Wh 80000Mah Outdoor Solar Generator Quick Charge 110V AC DC Ports For Home Backup, Outdoor RV Camping, Emergency Lithi
Walmart
730
Free shipping
$169.99
300W Portable Power Station, 296Wh 80000Mah Outdoor Solar Generator Quick Charge 110V AC DC Ports For Home Backup, Outdoor RV Camping, Emergency Lithi
Walmart
730
$85.99
Multi-Tap Low Voltage 300-Watt Metal Pool Light Transformer
Home Depot
3
Free shipping
$85.99
Multi-Tap Low Voltage 300-Watt Metal Pool Light Transformer
Home Depot
3
$83.30
5188-2625 - HP 300-Watts ATX Power Supply
Direct Macro
10% Off*
Free shipping
$83.30
5188-2625 - HP 300-Watts ATX Power Supply
Direct Macro
10% Off*
$598.16
Triplett Triple Output DC Power Supply: 5 A Current Output 1 - Max, 5 A Current Output 2 - Max Model: PS325
Grainger
$598.16
Triplett Triple Output DC Power Supply: 5 A Current Output 1 - Max, 5 A Current Output 2 - Max Model: PS325
Grainger
$279.00
$399.00
Jackery Explorer 300 Plus Solar Generator 300-Watts Portable Power Station (1 Solar Panel Included) In Orange | 60-0304-USB1A1Y
Lowe's
70
30% off
$279.00
$399.00
Jackery Explorer 300 Plus Solar Generator 300-Watts Portable Power Station (1 Solar Panel Included) In Orange | 60-0304-USB1A1Y
Lowe's
70
$41.00
LP-Series Mean Well Constant Voltage Power Supplies
Ballast Shop
$41.00
LP-Series Mean Well Constant Voltage Power Supplies
Ballast Shop
$186.29
Icepower 300As1 Class D Amplifier Module With Built-In Power Supply 1 X 300W
Walmart
Free shipping
$186.29
Icepower 300As1 Class D Amplifier Module With Built-In Power Supply 1 X 300W
Walmart
Free shipping
$345.55
RIB Class 2 Power Supply: 300 VA Power Rating, 24V AC, Circuit Breaker Model: PSMN300A
Grainger
$345.55
RIB Class 2 Power Supply: 300 VA Power Rating, 24V AC, Circuit Breaker Model: PSMN300A
Grainger
$169.00
Temple Audio Hi5l MOD High Current Isolated Power Module Without AC Adaptor Pedalboard Power Supply With 5 Isolated Outlets, 4 Selectable Voltages,
Sweetwater
2
$169.00
Temple Audio Hi5l MOD High Current Isolated Power Module Without AC Adaptor Pedalboard Power Supply With 5 Isolated Outlets, 4 Selectable Voltages,
Sweetwater
2
$139.00
Switching Power Supply: 23.5-28 VDC out, 5A, 120W (PN# PSH-24-120)
Automation Direct
10
$139.00
Switching Power Supply: 23.5-28 VDC out, 5A, 120W (PN# PSH-24-120)
Automation Direct
10
$349.00
Crown Xli 800 300W 2-Channel Power Amplifier 2-Channel Power Amplifier, 300W Continuous/Ch At 4 Ohms, With Flexible I/O, Selectable Input Voltage,
Sweetwater
29
$349.00
Crown Xli 800 300W 2-Channel Power Amplifier 2-Channel Power Amplifier, 300W Continuous/Ch At 4 Ohms, With Flexible I/O, Selectable Input Voltage,
Sweetwater
29
$97.35
PS-6301-9 - Lite-On 300-Watts ATX Power Supply
Direct Macro
10% Off*
Free shipping
$97.35
PS-6301-9 - Lite-On 300-Watts ATX Power Supply
Direct Macro
10% Off*
$170.00
PS-6301-9 HP 300-Watts ATX Power Supply For Dc5700 Dc5750
Serversfit
$170.00
PS-6301-9 HP 300-Watts ATX Power Supply For Dc5700 Dc5750
Serversfit
$269.00
QNAP 300W Delta Power Supply Unit PWR-PSU-300W-DT02
B&H Photo-Video-Pro Audio
$269.00
QNAP 300W Delta Power Supply Unit PWR-PSU-300W-DT02
B&H Photo-Video-Pro Audio
$150.00
300 Watt Plug-In Low Voltage Landscape Transformer With Photocell And Timer - Style 76A78
Lamps Plus
$150.00
300 Watt Plug-In Low Voltage Landscape Transformer With Photocell And Timer - Style 76A78
Lamps Plus
$88.42
$366.37
Power Supply Variable, 300V 1A High Voltage Programmable Adjustable Regulated Lab, Adjustable Power Supply,160 Volt Power Supply,Variable Power
Temu US
1
75% off
$88.42
$366.37
Power Supply Variable, 300V 1A High Voltage Programmable Adjustable Regulated Lab, Adjustable Power Supply,160 Volt Power Supply,Variable Power
Temu US
1
$79.00
HP ATX-300-12Z - 300W 24-Pin ATX Power Supply For HP Computers
CPU Medics LLC
$79.00
HP ATX-300-12Z - 300W 24-Pin ATX Power Supply For HP Computers
CPU Medics LLC
$159.50
PS-5032-2V1 - HP 300-Watts 20-Pin ATX Internal Power Supply
Direct Macro
10% Off*
Free shipping
$159.50
PS-5032-2V1 - HP 300-Watts 20-Pin ATX Internal Power Supply
Direct Macro
10% Off*
$88.42
$362.00
Power Supply Variable, 300V 1A High Voltage Programmable Adjustable Regulated Lab, Adjustable Power Supply,160 Volt Power Supply,Variable Power
Temu US
1
75% off
$88.42
$362.00
Power Supply Variable, 300V 1A High Voltage Programmable Adjustable Regulated Lab, Adjustable Power Supply,160 Volt Power Supply,Variable Power
Temu US
1
$400.63
RIB Class 2 Power Supply: 300 VA Power Rating, 24V AC, Circuit Breaker Model: PSH300A
Grainger
$400.63
RIB Class 2 Power Supply: 300 VA Power Rating, 24V AC, Circuit Breaker Model: PSH300A
Grainger
See more
See less
    Some results have been hidden because they may be inaccessible to you.Show inaccessible results
    See more images

    Shop 300 Watt Power Supply Modules

    Sponsored
    $191.95
    ps20b300m Powerselect Magnetic Low Voltage Transformers - 300W 12V
    Ballast Shop
    $191.95
    ps20b300m Powerselect Magnetic Low Voltage Transformers - 300W 12V
    Ballast Shop
    $95.99
    TREEWELL 300W Low Voltage Landscape Transformer, Outdoor Landscape Lighting Transformer With Photocell Sensor & Timer, 120V AC To 12V/15V AC, Black
    Amazon.com
    45
    Free shipping
    $95.99
    TREEWELL 300W Low Voltage Landscape Transformer, Outdoor Landscape Lighting Transformer With Photocell Sensor & Timer, 120V AC To 12V/15V AC, Black
    Amazon.com
    45
    $227.00
    Productivity3000 AC Base Power Supply: 100-240 VAC nominal input (PN# P3-01AC)
    Automation Direct
    5
    $227.00
    Productivity3000 AC Base Power Supply: 100-240 VAC nominal input (PN# P3-01AC)
    Automation Direct
    5
    $202.75
    24V 300W Magnitude Magnetic Transformer M300L24DC
    Amazon.com
    30
    Free shipping
    $202.75
    24V 300W Magnitude Magnetic Transformer M300L24DC
    Amazon.com
    30
    $171.83
    MEAN WELL RSD-300D-24
    TRC Electronics, Inc.
    60-day returns (most items)
    $171.83
    MEAN WELL RSD-300D-24
    TRC Electronics, Inc.
    60-day returns
    $1,129.00
    GW Instek PST-3202GP
    Transcat
    $1,129.00
    GW Instek PST-3202GP
    Transcat
    $539.99
    Kichler 300 Watt Wifi Controlled Smart Low Voltage Transformer - Style 0048A
    Lamps Plus
    $539.99
    Kichler 300 Watt Wifi Controlled Smart Low Voltage Transformer - Style 0048A
    Lamps Plus
    $159.99
    Malibu 300 Watt Power Pack With Sensor And Weather Shield For Low Voltage Landscape Lighting Spotlight Outdoor Transformer 120V Input 12V Output
    Amazon.com
    601
    Free shipping
    $159.99
    Malibu 300 Watt Power Pack With Sensor And Weather Shield For Low Voltage Landscape Lighting Spotlight Outdoor Transformer 120V Input 12V Output
    Amazon.com
    601
    $129.99
    Smart Low Voltage 300-Watt Metal Landscape Lighting Transformer, Compatible With Alexa And Google Home
    Home Depot
    1
    Free shipping
    $129.99
    Smart Low Voltage 300-Watt Metal Landscape Lighting Transformer, Compatible With Alexa And Google Home
    Home Depot
    1
    $26.00
    PCD-Series Mean Well Constant Current Power Supplies
    Ballast Shop
    $26.00
    PCD-Series Mean Well Constant Current Power Supplies
    Ballast Shop
    $89.00
    Switching Power Supply: 24-28 VDC out, 5A, 120W (PN# PSB24-120S-3)
    Automation Direct
    4
    $89.00
    Switching Power Supply: 24-28 VDC out, 5A, 120W (PN# PSB24-120S-3)
    Automation Direct
    4
    $214.00
    Stainless Steel 300-Watt Landscape Digital Transformer
    LAMPS PLUS
    1
    $214.00
    Stainless Steel 300-Watt Landscape Digital Transformer
    LAMPS PLUS
    1
    $1,010.00
    Conference Table Power Outlet Module By Groupe Lacasse
    Madison Liquidators
    20% off
    $1,010.00
    Conference Table Power Outlet Module By Groupe Lacasse
    Madison Liquidators
    $99.99
    Low Voltage 300-Watt Metal Landscape Lighting Outdoor Transformer With Photocell Sensor And Timer
    Home Depot
    1
    Free shipping
    $99.99
    Low Voltage 300-Watt Metal Landscape Lighting Outdoor Transformer With Photocell Sensor And Timer
    Home Depot
    1
    $102.56
    $438.00
    Power Supply Variable, 300V 1A High Voltage Programmable Adjustable Regulated Lab, Adjustable Power Supply,160 Volt Power Supply,Variable Power
    Temu US
    1
    76% off
    $102.56
    $438.00
    Power Supply Variable, 300V 1A High Voltage Programmable Adjustable Regulated Lab, Adjustable Power Supply,160 Volt Power Supply,Variable Power
    Temu US
    1
    $166.99
    TSP300 300 Watt Low Voltage Transformer With Digital Timer
    Kings Outdoor Lighting
    30-day returns (most items)
    $166.99
    TSP300 300 Watt Low Voltage Transformer With Digital Timer
    Kings Outdoor Lighting
    30-day returns
    $169.99
    300W Portable Power Station, 296Wh 80000Mah Outdoor Solar Generator Quick Charge 110V AC DC Ports For Home Backup, Outdoor RV Camping, Emergency Lithi
    Walmart
    730
    Free shipping
    $169.99
    300W Portable Power Station, 296Wh 80000Mah Outdoor Solar Generator Quick Charge 110V AC DC Ports For Home Backup, Outdoor RV Camping, Emergency Lithi
    Walmart
    730
    $85.99
    Multi-Tap Low Voltage 300-Watt Metal Pool Light Transformer
    Home Depot
    3
    Free shipping
    $85.99
    Multi-Tap Low Voltage 300-Watt Metal Pool Light Transformer
    Home Depot
    3