200°C and 250°C Silicone Wires
Purchase high-quality SRML silicone wire only at CAI Wire!
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SRML silicone wire is a type of electrical wire insulated with silicone rubber, known for its high thermal resistance and flexibility. The acronym “SRML” stands for Silicone Rubber Motor Lead, indicating its primary use in motor and transformer lead applications. SRML silicone wire is designed to operate effectively in a wide temperature range, typically from -60°C to 200°C and higher, making it suitable for environments where both high heat and cold resistance are necessary.
SRML silicone wire is commonly used in industrial settings, particularly in the wiring of motors, transformers, and generators, where its ability to withstand high temperatures and harsh conditions is crucial. Additionally, normal and high-temperature SRML silicone wire’s flexibility makes it easy to install in confined spaces or where frequent movement and vibration occur. Its durability and resistance to chemicals, moisture, and abrasion further enhance its suitability for demanding applications in aerospace, automotive, and manufacturing industries, where reliable performance under extreme conditions is essential.
Here are CAI Wire, we offer various SRML, SRGN, SRG, SRK and SRGK wires! Most popular UL styles are UL 3074, UL 3071, UL 3071, UL 3410, UL 3231 and UL 3252. Details can be found in the tables below! Please reach out to our staff at sales@caiwire.com for more information for any type of cables!
Table 1. Braided Silicone SRML Wire UL 200°C 600V
Part No. | Voltage Rating | AWG | Stranding | Final Nom. OD (in) | Weight (lbs/mft) |
18-3071-* | 600V | 18 | 19 | 0.122 | 11 |
16-3071-* | 600V | 16 | 26 | 0.135 | 15 |
14-3071-* | 600V | 14 | 41 | 0.150 | 20 |
12-3074-* | 600V | 12 | 65 | 0.166 | 30 |
10-3075-* | 600V | 10 | 105 | 0.221 | 49 |
Table 2. Braided Silicone SRK Wire UL 3410/3231 200°C 600V
Part No. | Voltage Rating | AWG | Stranding | Final Nom. OD (in) | Weight (lbs/mft) |
8-3410-* | 600V | 8 | 61 | 0.306 | 11 |
6-3410-* | 600V | 6 | 84 | 0.377 | 15 |
4-3410-* | 600V | 4 | 133 | 0.411 | 20 |
2-3410-* | 600V | 2 | 259 | 0.476 | 30 |
1-3410-* | 600V | 1 | 259 | 0.547 | 49 |
1/0-3410-* | 600V | 1/0 | 259 | 0.610 | 446 |
2/0-3410-* | 600V | 2/0 | 259 | 0.656 | 539 |
3/0-3410-* | 600V | 3/0 | 259 | 0.703 | 653 |
4/0-3410-* | 600V | 4/0 | 259 | 0.763 | 797 |
250MCM-3410 | 600V | 250MCM | 427 | 0.862 | 957 |
Table 3. Braided Silicone SRGN Wire UL 3252 250°C 600V
Part No. | Voltage Rating | AWG | Stranding | Final Nom. OD (in) | Weight (lbs/mft) |
18-3252-* | 600V | 18 | 19 | 0.116 | 10 |
16-3252-* | 600V | 16 | 26 | 0.127 | 14 |
14-3252-* | 600V | 14 | 41 | 0.142 | 20 |
12-3252-* | 600V | 12 | 65 | 0.166 | 30 |
10-3252-* | 600V | 10 | 105 | 0.191 | 45 |
What does SRML wire temp rating mean?
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The SRML wire temp rating indicates the range of temperatures within which the wire can safely operate without degradation of its insulating properties or overall performance. This rating is crucial because it ensures the wire’s reliability and longevity in various applications where high temperatures are common.
The typical SRML wire temp rating is quite high, often specified as -60°C to +150°C or even up to +200°C. This means that the wire can be used in environments where temperatures drop as low as -60°C and rise as high as +150°C or +200°C without compromising its structural integrity or electrical insulating capabilities. The high-temperature SRML wire temp rating is particularly important in applications involving electric motors, industrial machinery, and automotive components, where the wires are exposed to substantial heat generated during operation.
Let’s talk about high-temperature SRML silicone wires
High-temperature SRML silicone wire is a specialized type of silicone rubber insulated wire designed to withstand exceptionally high temperatures, typically up to 150°C or higher. The high-temperature SRML silicone wire’s rubber insulation provides excellent thermal stability, flexibility, and resistance to harsh environmental conditions, including chemicals, moisture, and abrasion. One of the primary uses of high-temperature SRML silicone wires is in electric motors, where they serve as motor lead wires due to their ability to withstand high temperatures generated during motor operation. Moreover, high-temperature SRML silicone wires are broadly utilized in mechanical warming applications. They can be found in equipment like ovens, furnaces, and kilns where they ensure reliable performance despite exposure to extreme heat. The aviation and aerospace industries also rely on high-temperature SRML silicone wires because of their durability and reliability in both high and low-temperature conditions, which are critical in aircraft and spacecraft operations. In the automotive industry, high-temperature SRML silicone wires are employed in under-the-hood wiring where they must endure the harsh conditions found in engine compartments. The flexibility of the high-temperature SRML silicone wire is particularly advantageous in confined spaces where conventional wires might not perform as well. Furthermore, high-temperature SRML silicone wires are often used in lighting systems, especially in high-intensity discharge (HID) lighting and stage lighting where high temperatures can be an issue. The medical field also benefits from high-temperature SRML silicone wires in devices that require sterilization, ensuring the reliability and safety of medical equipment.
What does silicone wire SRG means?
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Silicone wire labeled as SRG typically refers to “Silicone Rubber Glass braid.” This designation indicates that the SRG silicone wire is insulated with silicone rubber and additionally protected with a braided glass fiber sleeve. The combination of silicone rubber and glass braid provides enhanced thermal resistance, electrical insulation, and mechanical protection. SRG silicone wire is commonly used in industries such as aerospace, automotive, industrial machinery, and electrical equipment manufacturing. In aerospace applications, SRG silicone wire is employed in wiring systems that must withstand extreme temperatures and vibrations. In the automotive industry, it is used in engine compartments and other high-heat areas to ensure reliable performance despite exposure to heat, oils, and mechanical stress. Industrial machinery often utilizes SRG silicone wires in heating elements, ovens, and furnaces, where the wires must resist high temperatures and potential abrasion.
What is the difference between SRG and SRML silicone wire?
The main difference between SRG silicone wire and SRML silicone wire lies in their construction and specific applications. SRG silicone wire features a silicone rubber insulation combined with an outer glass braid layer. This glass braid provides additional mechanical protection against abrasion, cuts, and physical wear, making SRG silicone wires particularly suitable for environments where mechanical stress is a concern.
On the other hand, SRML silicone wire is designed primarily for motor lead applications and is characterized by its high-temperature tolerance and flexibility. SRML silicone wires typically do not have the additional glass braid layer, focusing instead on thermal performance and flexibility to facilitate easy installation in confined or complex spaces, such as within electric motors or other equipment that generates significant heat.
In summary, while both SRG and SRML silicone wires are used in high-temperature environments, SRG wires are distinguished by their added mechanical protection from the glass braid, making them suitable for applications with high mechanical stress. SRML silicone wires, however, are preferred in scenarios where flexibility and high-temperature resistance are key, such as in motor leads and other compact or intricate installations.
When do you need high voltage SRML silicone wires?
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High voltage SRML silicone wires are commonly applied in environments where high temperatures and electrical performance are critical. High voltage SRML silicone wires are extensively used in electric motors, particularly in applications that require reliable operation at elevated temperatures and high voltages. They are essential in the manufacturing and operation of motors for industrial machinery, pumps, and HVAC systems, where the high voltage SRML silicone wires must endure both high electrical stresses and thermal loads.
In addition to electric motors, high voltage SRML silicone wires are also vital in the automotive industry, especially in electric and hybrid vehicle systems. High voltage SRML silicone wires are used in high-voltage battery connections, motor drives, and other components that need to withstand high voltage and temperature extremes. The flexibility and thermal resistance of the high voltage SRML silicone wires make them ideal for the intricate and often confined spaces within automotive engines and battery packs.
Moreover, high voltage SRML silicone wires find significant use in the aerospace sector, where they are employed in wiring systems of aircraft and spacecraft. The demanding conditions of aviation, which include high temperatures, vibrations, and potential exposure to chemicals, make high voltage SRML silicone wires a preferred choice due to their robustness and reliability.
Overall, high voltage SRML silicone wires are commonly applied in electric motors, automotive high-voltage systems, and aerospace wiring, where their combination of high-temperature resistance, electrical performance, and mechanical flexibility is crucial.
Purchase high-quality SRML silicone wire only at CAI Wire!
What does SRML wire temp rating mean?
Let’s talk about high-temperature SRML silicone wires
What does silicone wire SRG means?
What is the difference between SRG and SRML silicone wire?
When do you need high voltage SRML silicone wires?
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