72-8144 TENMA, 72-8144 Datasheet
72-8144
Manufacturer Part Number
72-8144
Description
POWER SUPPLY, BENCH, 13.8V
Manufacturer
TENMA
Datasheet
1.72-8144.pdf
(2 pages)
Specifications of 72-8144
Power Supply Output Type
Fixed
No. Of Outputs
1
Output Voltage
13.8V
Output Current
20A
Input Voltage
110V AC To 127V AC
Load Regulation
1.5%
Length
234.95mm
Width
139.7mm
Height
111.125mm
1. INTRODUCTION
2. PRECAUTIONS
POWER SUPPLY
Model 72-8143
FIXED 13.8VDC
These compact, fixed voltage regulated power supplies are perfect for cell phones, auto
sound products, scanners, CB and ham radio equipment. The highly regulated output,
and efficient convection cooling ensure long term reliability. These units are capable of
running a 100% of rated continuous output for 30 minutes.
▪This power supply is intended for indoor use only
▪Never remove the metal cover of the power supply while AC power is connected
▪Never touch the unit when your hands are wet
▪Never block ventilation slots or place where rear heat sinks can come in contact with
other items
▪Refer servicing only to qualified service personnel, as incorrect re-assembly may result
in a risk of electric shock or fire
▪Power supply output provides 13.8VDC fixed output, be certain connected load accepts
this voltage
▪Never use the power supply for the load requiring higher current than the designed
value, at the risk of damage to the supply
▪Place the power supply on a flat surface with sufficient clearance, dry, dust free
surroundings for ventilation
▪Do not expose the power supply to sun, high humidity or dust levels
▪In the event that fuse requires replacement, use only the same rating, fast blow fuse
72-8144
USERS MANUAL
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72-8144 Summary of contents
Page 1
... FIXED 13.8VDC POWER SUPPLY Model 72-8143 72-8144 1. INTRODUCTION These compact, fixed voltage regulated power supplies are perfect for cell phones, auto sound products, scanners, CB and ham radio equipment. The highly regulated output, and efficient convection cooling ensure long term reliability. These units are capable of running a 100% of rated continuous output for 30 minutes ...
Page 2
... Line/load regulation Fuse protection Input Voltage Dimensions ( 72-8143 15.0A 17.0A <60mV 1.5% 0.8A 110~127VAC, 60Hz 3-1/4" x 4-1/2" x 7" 4-3/8" x 5-1/2" x 9-1/4" 72-8144 20.0A 22.0A <60mV 2.0A Tenma Test Equipment Distributed by: MCM, an InOne company 650 Congress Park Drive Centerville, Ohio 45459 www.mcminone.com ...