Schneider Electric XB4BS84441 Harmony XB4, Emergency Stop Switching Off, metal, red Mushroom Ø40, Ø22, 2NC + 1NO

The Schneider Electric XB4BS84441 is a Harmony XB4 emergency stop pushbutton with a red, unmarked Ø40 mm mushroom head, intended for safety switching-off applications. It features a latching trip action with twist-release reset, a 2NC + 1NO contact block, and fits a 22.5 mm panel cutout.

• Product range: Harmony XB4
• Head: Red mushroom, Ø40 mm, unmarked; trip action with mechanical latching, twist-release reset
• Mounting diameter: 22.5 mm
• Contact configuration: 2NC + 1NO, slow break, positive opening per IEC 60947-5-1 Annex K
• Contact material: Silver alloy (Ag/Ni)
• Rated thermal current [Ith]: 10 A per IEC 60947-5-1
• Rated insulation voltage [Ui]: 600 V (pollution degree 3) per IEC 60947-1
• Rated impulse withstand voltage [Uimp]: 6 kV per IEC 60947-1
• Rated operational current [Ie]: 3 A at 240 V AC-15 / 6 A at 120 V AC-15 / 0.1 A at 600 V DC-13 per IEC 60947-5-1
• Short-circuit protection: 10 A gG fuse per IEC 60947-5-1
• Mechanical durability: 300,000 cycles; electrical durability: 1,000,000 cycles per IEC 60947-5-1 Annex C
• Terminals: Screw type; ≤2 × 1.5 mm² with ferrule or ≥1 × 0.22 mm² without ferrule, per IEC 60947-1; tightening torque 0.8–1.2 N·m
• Base material: Chromed metal; mounting frame: Zamak
• Dimensions (H × W × D): 47 × 40 × 82 mm