testing an alternator alternator test

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Actron CP7611 Battery/Alternator Tester
Automotive Parts and Accessories (Actron)

List Price: ~~$36.99~~
Price: $19.99
You Save: $17.00 (46%)
- Internal battery is not required for this tester
- Color-coded LEDs quickly indicates the condition of part
- Accurately tests the condition of the battery and charging systems
Schumacher BT-100 100 amp Battery Load Tester
Automotive Parts and Accessories (Schumacher)

List Price: ~~$58.30~~
Price: $26.61
You Save: $31.69 (54%)
- Tests 6 and 12 volt batteries – up to 1000 CCA
- 100 amp load test – for 12 volt batteries, 50 amp load test – for 6 volt batteries
- Test load, battery condition, starter motor draw and complete charging system diagnosis
Actron CP7677 Automotive TroubleShooter - Digital Multimeter and Engine Analyzer
Automotive Parts and Accessories (Actron)

List Price: ~~$84.99~~
Price: $37.99
You Save: $47.00 (55%)
- Overload protection on all ranges and fold-out stand for better viewing
- Includes protective boot, detachable color-coded test leads and alligator clips
- 1-year warranty
Gates 91132 Belt Tension Tester
Automotive Parts and Accessories (Gates)

List Price: ~~$17.99~~
Price: $16.99
You Save: $1.00 (6%)

Associated Equipment 6031 Battery Alternator Tester
Automotive Parts and Accessories (Associated Equipment)

List Price: ~~$199.06~~
Price: $107.70
You Save: $91.36 (46%)
- Tests for defective alternator diodes including GM trio test, and performs complete battery test as well
- Light weight, hand-held convenience
- 125 AMP load checks state of charge on conventional and maintenance-free batteries