Switch Product Selection Guide
National Instruments provides a variety of flexible, cost-effective switch modules. The following table provides an overview of the NI matrix, multiplexer, general purpose, RF switch and relay driver products, so you can select the topology that is right for your needs.
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| 4x32 1-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Crosspoints/s | NI PXI-2530 |
| 4x64 1-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Crosspoints/s | NI SCXI-1130 |
| 4x128 1-Wire | 100 VDC, 100 VAC | 500 mA | 30 MHz | 2000 Crosspoints/s | NI PXI-2532 |
| 8x16 1-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Crosspoints/s | NI PXI-2530 |
| 8x32 1-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Crosspoints/s | NI SCXI-1130 |
| 8x64 1-Wire | 100 VDC, 100 VAC | 500 mA | 30 MHz | 2000 Crosspoints/s | NI PXI-2532 |
| 4x6 2-Wire | 10 VDC, 7 VAC | 3 mA | 400 kHz | 25,000 Crosspoints/s | NI PXI-2501 |
| 4x6 2-Wire | 60 VDC, 30 VAC | 1 A | 10 MHz | 100 Crosspoints/s | NI PXI-2503 |
| 4x8 2-Wire | 300 V CAT II | 1 A / 2 A | 11 MHz | 10 ms | NI SCXI-1127 |
| 4x8 2-Wire | 300 V CAT II | 30 mA | 1.5 MHz | 700 us | NI SCXI-1128 |
| 4x16 2-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Crosspoints/s | NI PXI-2530 |
| 4x32 2-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Crosspoints/s | NI SCXI-1130 |
| 4x32 2-Wire | 150 V CAT I | 1 A | 10 MHz | 110 Crosspoints/s | NI PXI-2529 |
| 4x64 2-Wire | 100 VDC, 100 VAC | 500 mA | 20 MHz | 2000 Crosspoints/s | NI PXI-2532 |
| 4x64 2-Wire | 150 V CAT I | 1 A | 10 MHz | 125 Crosspoints/s | NI SCXI-1129 |
| 8x16 2-Wire | 150 V CAT I | 1 A | 10 MHz | 110 Crosspoints/s | NI PXI-2529 |
| 8x32 2-Wire | 100 VDC, 100 VAC | 500 mA | 20 MHz | 2000 Crosspoints/s | NI PXI-2532 |
| 8x32 2-Wire | 150 V CAT I | 1 A | 10 MHz | 125 Crosspoints/s | NI SCXI-1129 |
| 16x16 2-Wire | 150 V CAT I | 1 A | 10 MHz | 125 Crosspoints/s | NI SCXI-1129 |
| Quad 4x16 2-Wire | 150 V CAT I | 1 A | 10 MHz | 125 Crosspoints/s | NI SCXI-1129 |
| Dual 4x32 2-Wire | 150 V CAT I | 1 A | 10 MHz | 125 Crosspoints/s | NI SCXI-1129 |
| Dual 8x16 2-Wire | 150 V CAT I | 1 A | 10 MHz | 125 Crosspoints/s | NI SCXI-1129 |
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| Octal 4x1 1-Wire | 240 V CAT II | 200 mA | 10 MHz | 2 ms | NI SCXI-1163R |
| Octal 16x1 1-Wire | 60 VDC, 30 VAC | 400 mA | 15 MHz | 900 Channels/s | NI PXI-2530 |
| Sixteen 16x1 1-Wire | 60 VDC, 30 VAC | 400 mA | 15 MHz | 900 Channels/s | NI SCXI-1130 |
| 10x1 1-Wire | 300 V CAT II | 12 A | N/A | 65 Channels/s | NI PXI-2585 |
| 48x1 1-Wire | 10 VDC, 7 VAC | 3 mA | 400 kHz | 25,000 Channels/s | NI PXI-2501 |
| 48x1 1-Wire | 60 VDC, 30 VAC | 1 A | 10 MHz | 100 Channels/s | NI PXI-2503 |
| 64x1 1-Wire | 300 V CAT II | 30 mA | 1.5 MHz | 1,200 Channels/s | NI SCXI-1128 |
| 64x1 1-Wire | 300 V CAT II | 1 A / 2 A | 11 MHz | 100 Channels/s | NI SCXI-1127 |
| 128x1 1-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Channels/s | NI PXI-2530 |
| 196x1 1-Wire | 100 V CAT I | 1 A | 20 MHz | 140 Channels/s | NI PXI-2575 |
| 196x1 1-Wire | 100 V CAT I | 1 A | 20 MHz | 140 Channels/s | NI SCXI-1175 |
| 256x1 1-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Channels/s | NI SCXI-1130 |
| 24x1 2-Wire | 10 VDC, 7 VAC | 3 mA | 400 kHz | 25,000 Channels/s | NI PXI-2501 |
| 24x1 2-Wire | 60 VDC, 30 VAC | 1 A | 10 MHz | 100 Channels/s | NI PXI-2503 |
| 32x1 2-Wire | 300 V CAT II | 30 mA | 1.5 MHz | 1,200 Channels/s | NI SCXI-1128 |
| 32x1 2-Wire | 300 V CAT II | 1 A / 2 A | 11 MHz | 100 Channels/s | NI SCXI-1127 |
| 64x1 2-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Channels/s | NI PXI-2530 |
| 95x1 2-Wire | 100 V CAT I | 1 A | 8 MHz | 140 Channels/s | NI PXI-2575 |
| 95x1 2-Wire | 100 V CAT I | 1 A | 8 MHz | 140 Channels/s | NI SCXI-1175 |
| 98x1 2-Wiire | 100 V CAT I | 1 A | 8 MHz | 140 Channels/s | NI PXI-2575 |
| 98x1 2-Wire | 100 V CAT I | 1 A | 8 MHz | 140 Channels/s | NI SCXI-1175 |
| 128x1 2-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Channels/s | NI SCXI-1130 |
| 12x1 4-Wire | 10 VDC, 7 VAC | 3 mA | 400 kHz | 25,000 Channels/s | NI PXI-2501 |
| 12x1 4-Wire | 60 VDC, 30 VAC | 1 A | 10 MHz | 100 Channels/s | NI PXI-2503 |
| 16x1 4-Wire | 300 V CAT II | 30 mA | 1.5 MHz | 1,200 Channels/s | NI SCXI-1128 |
| 16x1 4-Wire | 300 V CAT II | 1 A / 2 A | 11 MHz | 100 Channels/s | NI SCXI-1127 |
| 32x1 4-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Channels/s | NI PXI-2530 |
| 64x1 4-Wire | 60 VDC, 30 VAC | 400 mA | 3 MHz | 900 Channels/s | NI SCXI-1130 |
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| 100 Channel SPST | 100 V CAT I | 1 A | 20 MHz | 145 Cycles/s | NI PXI-2569 |
| 100 Channel SPST | 100 V CAT I | 1 A | 20 MHz | 145 Cycles/s | NI SCXI-1169 |
| 31 Channel SPST | 150 V CAT I | 2 A | 20 MHz | 145 Cycles/s | NI PXI-2568 |
| 16 Channel SPST | 150 V CAT II | 5 A | N/A | 45 Cycles/s | NI PXI-2564 |
| 16 Channel SPST | 125 VDC, 250 VAC CAT II | 7 A | 10 MHz | 15 ms | NI PXI-2565 |
| 10 Channel SPST | 300 V CAT II | 12 A | N/A | 65 Cycles/s | NI PXI-2586 |
| 40 Channel SPDT | 100 V CAT I | 1A | 40 MHz | 145 Cycles/s | NI PXI-2570 |
| 32 Channel SPDT | 150 VDC, 125 VAC CAT I | 2 A / 5 A | 70 MHz | 115 Cycle/s | NI SCXI-1166 |
| 16 Channel SPDT | 250 V CAT II | 2 A | 10 MHz | 14 ms | NI SCXI-1160 |
| 16 Channel SPDT | 150 VDC, 125 VAC CAT I | 2 A / 5 A | 70 MHz | 115 Cycle/s | NI PXI-2566 |
| 8 Channel SPDT | 250 V CAT II | 8 A | 10 MHz | 15 ms | NI SCXI-1161 |
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| Quad 3x1 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI PXI-2593 |
| Nine 3x1 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI SCXI-1193 |
| 4x1 50 Ω Coaxial | 24 V | 1 A | 1.3 GHz | 15 ms | NI PXI-2590 |
| 4x1 50 Ω Coaxial | 30 V | 330 mA | 4 GHz | 15 ms | NI PXI-2591 |
| Quad 4x1 50 Ω Coaxial | 24 V | 1 A | 1.3 GHz | 15 ms | NI SCXI-1190 |
| Quad 4x1 50 Ω Coaxial | 30 V | 330 mA | 4 GHz | 15 ms | NI SCXI-1191 |
| Dual 4x1 Terminated 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI PXI-2593 |
| Quad 4x1 Terminated 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI SCXI-1193 |
| Dual 8x1 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI PXI-2593 |
| Quad 8x1 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI SCXI-1193 |
| 8x1 Terminated 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI PXI-2593 |
| Dual 8x1 Terminated 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI SCXI-1193 |
| 16x1 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI PXI-2593 |
| Dual 16x1 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI SCXI-1193 |
| 16x1 Terminated 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI SCXI-1193 |
| 32x1 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI SCXI-1193 |
| 18-Terminal Sparse Matrix 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI PXI-2593 |
| 36-Terminal Sparse Matrix 50/75 Ω Coaxial | 150 V CAT I | 500 mA / 1 A | 500 MHz | 100 Channels/s | NI SCXI-1193 |
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| 32 Latching (2-Coil) | 50 VDC | 600 mA | N/A | N/A | NI PXI-2567 |
| 32 Latching (2-Coil) | 50 VDC | 600 mA | N/A | N/A | NI SCXI-1167 |
| 64 Non-latching | 50 VDC | 600 mA | N/A | N/A | NI PXI-2567 |
| 64 Non-latching | 50 VDC | 600 mA | N/A | N/A | NI SCXI-1167 |
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