99% Purity Nickel Sleeves for Testing Temperature Rising of E14 E26 E27 B22 E12 Lampholders Compliant to IEC60360

These nickel sleeves are precision-engineered in strict compliance with IEC60360 standards for testing temperature rise in incandescent lamp holders. Manufactured from nickel with a minimum purity of 99% and a Vickers hardness of 135°, each sleeve features a permanently attached thermocouple and an external spring wire.

• E14/E20 lampholder (IEC60360 fig.3, inner size: 13.5mm)
• E17/E20 lampholder (IEC60360 fig.4)
• E26/E27 lampholder (IEC60360 fig.5)
• E39/E40 lampholder (IEC60360 fig.6)
• E14 lampholder (IEC60360 fig.7, inner size: 15mm)
• E14 lampholder (IEC60360 fig.8, inner size: 17mm)
• B22 lampholder (IEC60360 fig.9, inner size: 26mm)
• B15 lampholder (IEC60360 fig.10, inner size: 14.5mm)
• B15 lampholder (IEC60360 fig.11, inner size: 22mm)
• B15 lampholder (IEC60360 fig.12, inner size: 17.5mm)
• B22 lampholder (IEC60360 fig.13, inner size: 21.5mm)
• E12 lampholder (IEC60360 fig.14)