Copper-Nickel Alloy Bare Wire, AWG 40 (0.0031" OD), 100 ft Length Spool
Product Details
| OD (in) | 0.0031 |
|---|---|
| Bare Conductor OD (in) | 0.0031 |
| Length (ft) | 100 |
| Construction | Bare Single Strand |
| Material | Copper-Nickel Alloy |
| AWG | 40 |
| Composition (%) | 45 Ni, 55 Cu |
| Resistance (ohms) | 30.59 |
| Wire Type | Bare |
| Packaging | 100 ft / spool |
| Shipping Dimensions | 6 × 6 × 5 in |
| Shipping Weight | 2 lbs |
$140.00
100 ft / spool
In-Stock: 10
Ships in 1-2 business days
Product Description
This 40 AWG Constantan wire is designed for precision medical device applications requiring stable electrical resistance. The bare single strand construction features a 0.0031-inch diameter copper-nickel alloy conductor with a composition of 45% nickel and 55% copper. This Constantan alloy provides excellent resistance stability across temperature variations with a specified resistance of 30.59 ohms per foot. The bare wire configuration allows for direct integration into medical sensors and monitoring equipment where minimal insulation is required. Each spool contains 100 feet of wire, providing sufficient length for multiple device assemblies or prototyping needs. This medical-grade wire ships within 1-2 business days for rapid project implementation.
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