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Power / Batteries

Batteries
Battery Holders / Adapter
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Power Supply / Voltage Regulator
Relay
Renewable Energy
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Pololu 9V, 15A Step-Down Voltage Regulator D24V150F9
$85.95
3 pc(s)
PWD-03251
Pololu 5V, 15A Step-Down Voltage Regulator D24V150F5
$83.95
1 pc(s)
PWD-03250
SWADJHV High Voltage Step Down Adjustable Switching Regulator
$42.50
4 pc(s)
PWD-01177
DE-SWADJ3 Step Down Adjustable Switching Regulator 25W
$42.00
6 pc(s)
PWD-01139
-8%
SparkFun Sunny Buddy - MPPT Solar Charger
$37.50
$40.55
1 pc(s)
PWD-02050
Negatron DC-DC Converter
$36.50
4 pc(s)
PWD-01180
3.3V, 2.5A Step-Down Voltage Regulator D24V25F3
$35.00
10 pc(s)
PWD-02436
5V Step-Up/Step-Down Voltage Regulator S7V7F5
$25.50
4 pc(s)
PWD-01403
DE-SWADJ Step Down Adjustable Switching Regulator - 10W
$24.50
2 pc(s)
PWD-01179
Opto-Isolated Relay Module - 16 Channels (5V)
$22.99
1 pc(s)
PWD-02588
-50%
Solar Panel - 18V 2.5W
$18.75
$37.50
2 pc(s)
PWD-02196
3.3V Step-Up/Step-Down Voltage Regulator S7V8F3
$18.50
6 pc(s)
PWD-01831
Polymer Lithium Ion Battery - 1000mAh 3.7V With JST PH Connector
$16.70
9 pc(s)
BAT-00219
LiPo Charger Basic - Micro-USB
$15.95
Out-of-stock
BAT-00939
10A Relay Module For 3.3V And 5V Controller
$15.50
2 pc(s)
PWD-02395
-9%
LiPo Charger Plus - USB Type-C
$15.00
$16.50
1 pc(s)
BAT-02876
Hand Crank Generator
$14.95
Out-of-stock
PWD-03152
12V, 1A Step-Down Voltage Regulator D24V10F12
$14.50
4 pc(s)
PWD-01955
Sunflower Solar Power Manager 5V
$14.50
3 pc(s)
PWD-02707
3.3V, 1A Step-Down Voltage Regulator D24V10F3
$14.50
5 pc(s)
PWD-02801
Beefcake Relay Control Kit (Ver. 2.0)
$12.50
1 pc(s)
PWD-02765
-15%
MOSFET Power Controller
$12.50
$14.75
2 pc(s)
PWD-02236
Non-Isolated Single Relay Module For 3V Controller
$6.50
1 pc(s)
PWD-02784
Opto-Isolated Relay Module - 2 Channels (5V)
$3.99
3 pc(s)
PWD-01907
8 x AA Battery Holder with On/Off Switch and Cover
$3.80
2 pc(s)
PWD-01895
4 x AA Battery Holder with Switch & Barrel Jack
$3.50
8 pc(s)
PWD-02829
4 x 18650 Battery Holder
$3.00
7 pc(s)
PWD-02652
Breadboard Power Supply 5V/3.3V
$2.95
5 pc(s)
PWD-03047
Barrel Jack Adapter - USB to 5.5mm
$2.95
2 pc(s)
PWD-00166
6 x AA Battery Holder with Switch and Cover
$2.90
15 pc(s)
PWD-01905
4 x AA Battery Holder with On/Off Switch, 3-Pin JST
$2.80
5 pc(s)
PWD-03260
9V Battery Holder with Switch & Barrel Jack
$2.80
Out-of-stock
PWD-01890
-31%
In-line power switch for 2.1mm barrel jack
$2.50
$3.60
10 pc(s)
PWD-02341
4 x AA Battery Holder with Cover and Switch
$2.50
3 pc(s)
PWD-00256
DC Barrel Jack Adapter - Female
$2.50
4 pc(s)
PWD-00937
DC Barrel Jack Adapter - Male
$2.50
36 pc(s)
PWD-00936
9V Battery Holder with On/Off Switch, 3-Pin JST
$2.50
5 pc(s)
PWD-03259
2 x AAA Battery Holder w/Switch and JST Connector
$2.25
Out-of-stock
PWD-02447
-20%
4 x AAA Battery Holder with Cover and Switch
$2.00
$2.50
13 pc(s)
PWD-02750
Single Channel Relay Module (5V)
$1.99
Out-of-stock
PWD-01906
2 x AAA Battery Holder with Cover and Switch
$1.90
14 pc(s)
PWD-01572
2 x AA Battery Holder with Cover and Switch
$1.90
29 pc(s)
PWD-01077
-10%
9V Battery Holder with On/Off Switch
$1.80
$2.00
6 pc(s)
PWD-01891
8 x AA Battery Holder, Back-to-Back
$1.50
2 pc(s)
PWD-01903
2 x AAA Battery Holder with JST Connector
$1.40
1 pc(s)
PWD-02352
6 x AA Battery Holder
$1.40
19 pc(s)
PWD-01900
5 x AA Battery Holder
$1.30
21 pc(s)
PWD-01904
-20%
4 x AA Battery Holder with Barrel Jack
$1.20
$1.50
36 pc(s)
PWD-01030
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