Our brand new battery is an equivalent battery to the manufacturers as stated below. It is made with premium Lithium-Ion cells and is rated as shown in the specifications. If you are really not sure which battery you need to order, contact us first. We can confirm the fitment for you. Please be prepared to give us as much data as possible so that we can decide on the best product for your device. This battery is designed to replace the battery in models described below
Chemistry | Lithium Manganese |
Voltage | 3V |
Capacity | 3mAh / 0.009Wh |
Warranty | 1 Year |
Model Number | MS621T-FL11E |
Colour | Silver |
Dimensions(mm) | 6.8mm X 2.1mm |
Replaces Manufacturers | Seiko |
If you are really not sure which battery you need to order, contact us first. We can confirm the fitment for you. Please be prepared to give us as much data as possible so that we can decide on the best product for your device. If you are unable to confirm the battery number before ordering you may be best to contact us before placing your order. Panasonic products are usually covered by a 12-month warranty unless otherwise stated. Just send the product back to us and a replacement will be sent to you free of charge. You should expect your new battery to last between 400 and 500 cycles. A cycle can be described as a full charge and discharge. Different chemistries can be charged and discharged in a different amount of time. Being an ISO 9001 certified factory means that the Panasonic range of batteries has to be manufactured with only the highest quality components. You can rest assured that the batteries we supply are fully tested in the devices they are designed for and are built with all the same safety protocols as the original OEM battery. The products that this replacement battery is designed to replace are shown in the table below. Special Remarks:-Rechargeable Coin Cell
Device Models and Battery numbers that this battery is known to support:-
Device Models Supported |
MS621T-FL11E |
Battery Models Supported |
MS621T-FL11E |
Manufacturers that this product will replace:-
Manufacturers Supported | Actual manufacturer |
Seiko | Panasonic |
Battery Selection (Please read - Important)
There are so many different models of battery available today for so many different products. It's easy to make a mistake. It may be worth you confirm with us if you are really not sure which battery to order. We try to keep our records updated to the best of our ability but manufacturers can change fitment without notice.
Mah is the figure which estimates the amount of charge that a battery will hold. The higher the Mah the longer the runtime.