Replacement 6 x 40 mm Microwave Protective Tube (notched type) What this does Restores proper microwave operation after a blown tube and prevents ruined meals by replacing the damaged component quickly. Protects the microwave power supply from overcurrent damage so other internal parts remain safe and functional. Designed as a direct replacement part for microwaves that accept a 6 x 40 mm tube (notched type). Key benefits Prevents overcurrent faults: built to stop excessive current before it damages the rest of the appliance. Quick, practical repair: swap the old tube for this replacement to get your microwave back in service without a full device replacement. Compact, compatible size: specifically sized at 6 x 40 mm to match microwaves requiring this dimension. Durable construction for reliable performance under normal microwave operating conditions. Who should buy it Any microwave owner whose appliance uses a 6 x 40 mm (notched) protective tube. Home technicians and repair professionals who need a straightforward replacement part for overcurrent protection. How it’s used (practical scenarios) Replace a blown tube after a microwave stops heating to restore normal cooking function. Install as part of routine maintenance for older microwaves to reduce the risk of overcurrent-related failures. Use in repair work to protect the magnetron and other high-voltage components after a short or surge. What to check before buying Confirm your microwave requires a 6 x 40 mm (notched) protective tube before ordering. If unsure, compare the physical dimensions of the existing tube or consult your appliance documentation. Simple installation Designed for direct replacement; installation typically involves removing the old tube and fitting the new 6 x 40 mm unit in the same holder. If you are not experienced with electrical repairs, use a qualified technician. Replace the damaged tube with this 6 x 40 mm notched replacement to protect your microwave’s power supply and avoid further overcurrent damage.