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RS232 Loop Back Tester
| | RS232 Mini Tester
| | RS232 Mini Patch Box (Jumper Box)
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RS232 Quick Tester
| | Universal Gender Changer
| | RS232 Mini Wiring Adapter
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DB25 Surge Protector
Pin 1, 2, 3, 7 supress voltage above 26V without affecting normal RS232 operation. | | DB9 Surge Protector
Pin 1, 2, 3, 7 supress voltage above 26V without affecting normal RS232 operation |
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