For Reference Only
| Part Number | 721A |
| LIXINC Part # | 721A |
| Manufacturer | Switchcraft / Conxall |
| Category | Connectors, Interconnects › Barrel - Power Connectors |
| Description | POWER JACK 2.1MM PI |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | 721A PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 25 - Jan 29 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | 721A |
| Brand: | Switchcraft / Conxall |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Connectors, Interconnects |
| Subcategory: | Barrel - Power Connectors |
| Manufacturer: | Switchcraft / Conxall |
| Series: | - |
| Package: | Bulk |
| Part Status: | Active |
| Connector Type: | Jack |
| Gender: | Male |
| Industry Recognized Mating Diameter: | 2.10mm ID (0.083"), 5.50mm OD (0.217") |
| Actual Diameter: | 0.083" (2.10mm ID), 0.217" (5.50mm OD) |
| Number of Positions/Contacts: | 2 Conductors, 3 Contacts |
| Internal Switch(s): | Single Switch, Normally Closed |
| Mounting Type: | Panel Mount, Through Hole |
| Mounting Feature: | Bulkhead - Front Side Nut |
| Termination: | Solder Eyelet |
| Shielding: | Unshielded |
| Features: | Mounting Hardware, Thread Lock |
| Insulation Color: | - |
| Voltage - Rated: | 30VDC |
| Current Rating (Amps): | 5 A |
| Mating Length/Depth: | 0.374" (9.50mm) |
| Ingress Protection: | - |
| Material Flammability Rating: | - |
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| In Stock | 17820 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $2.78000 | $2.78 |
| 10 | $2.24769 | $22.4769 |
| 25 | $2.06013 | $51.50325 |
| 50 | $1.96648 | $98.324 |
| 100 | $1.87284 | $187.284 |
| 250 | $1.63874 | $409.685 |
| 500 | $1.59192 | $795.96 |
| 1000 | $1.52168 | $1521.68 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.