Artisan Power Nortel T7406E Phone: Replacement Battery. 900 mAh. Nortel T7406E Replacement Battery Replaces battery number NT8B45AN, NT8B45AH and 95AAAHC3BXZ. NiMH Rechargeable Battery Pack| 3.6 Volt | 900 mAh | Cells Made in Japan Long Lasting High Capacity: 900 mAh capacity rating 29% higher than the OEM battery. Manufactured by Artisan Power, a leader in premium quality replacement battery packs.