MFJ MFJ-4322 User Manual

MFJ Enterprises, Inc.

300 Industrial Park Rd.

Starkville, MS 39759 USA

MFJ-4322 Linear Power Supply
Specifications and Features:

• Input Voltage: 110 VAC

• Output Voltage: 13.8 VDC Fixed

• Output Current: 20 Amps Continuous
22 Amps Intermittent

• Output regulation: Less than 1.5%

• Ripple Voltage: 60mV

• Protection System: Fold-back Current Limiting

• Fuse: 6 Amp

• Dimensions: 7.87”W X 4.8”H X 11.81”L

• Weight: 19.18 Lbs

• Warranty: 1 Year

• Two output types:

- Five-Way binding post for HF/VHF radio (22A Max)

- Cigarette lighter Socket for mobile accessories (10A Max)

12 MONTH LIMITED WARRANTY

MFJ Enterprises, Inc. Warrants to the original owner of this product, if manufactured by
MFJ Enterprises, Inc. and purchased from an authorized dealer or directly from MFJ
Enterprises, Inc. to be free from defects in material and workmanship for a period of 12
months from date of purchase provided the following terms of this warranty are satisfied.

1. The purchaser must retain the dated proof-of-purchase (bill of sale, canceled check,
credit card or money order receipt, etc.) describing the product to establish the validity
of the warranty claim and submit the original or machine reproduction of such proof-of­purchase to MFJ Enterprises, Inc. at the time of warranty service. MFJ Enterprises,
Inc. shall have the discretion to deny warranty without dated proof-of-purchase. Any
evidence of alteration, erasure, or forgery shall be cause to void any and all warranty
terms immediately.

2. MFJ Enterprises, Inc. agrees to repair or replace at MFJ’s option without charge to the
original owner any defective product under warranty, provided the product is returned
postage prepaid to MFJ Enterprises, Inc. with a personal check, cashiers check, or
money order for $7.00 covering postage and handling.

3. MFJ Enterprises, Inc. will supply replacement parts free of charge for any MFJ product
under warranty upon request. A dated proof-of-purchase and a $5.00 personal check,
cashiers check, or money order must be provided to cover postage and handling.

4. This warranty is NOT void for owners who attempt to repair defective units. Technical
consultation is available by calling [phone].

5. This warranty does not apply to kits sold by or manufactured by MFJ Enterprises, Inc.

6. Wired and tested PC board products are covered by this warranty provided only the
wired and tested PC board product is returned. Wired and tested PC boards installed in
the owner’s cabinet or connected to switches, jacks, or cables, etc. sent to MFJ
Enterprises, Inc. will be returned at the owner’s expense unrepaired.

7. Under no circumstances is MFJ Enterprises, Inc. liable for consequential damages to
person or property by the use of any MFJ products.

8. Out-of-warranty Service: MFJ Enterprises, Inc. will repair any out -of-warranty product
provided the unit is shipped prepaid. All repaired units will be shipped COD to the
owner. Repair charges will be added to the COD fee unless other arrangements are made.

9. This warranty is given in lieu of any other warranty expressed or implied.

10. MFJ Enterprises, Inc. reserves the right to make changes or improvements in design or
manufacture without incurring any obligation to install such changes upon any of the
products previously manufactured.

11. All MFJ products to be serviced in -warranty or out-of-warranty should be addressed to
MFJ Enterprises, Inc., 300 Industrial Park Road, Starkville, Mississippi 39759, USA and