BTicino Contact for Mccb M3 250 M4 630 and M5 1600 in draw-out version — M7B21

Technical specifications

Manufacturer model: M7B21 Catalogue reference: BT-M7B21 EAN: 8005543540183 Range: MEGATIKER Manufacturer category: Low-voltage protection and power distribution/Megatiker moulded case circuit breakers/Accessories for draw-out/plug-in version Type of accessory/spare part: Other Accessory: Yes Spare part: No Colour: Other Width: 140mm Depth: 105mm Confirm the required regional standard and system compatibility when selecting this model. Product reference: https://www.bticino.com/products/bt-m7b21 Source: https://www.bticino.com/products/low-voltage-protection-and-power-distribution/megatiker-moulded-case-circuit-breakers?limit=48&page=2&sort=a-to-z Checked: 2026-10-11