MPN

RS PRO 3/V 20H 3.6V NiMH Button Rechargeable Battery, 20mAh

RS Stock No.:: 525-798
Brand:: RS PRO

RS PRO 3/V 20H 3.6V NiMH Button Rechargeable Battery, 20mAh

Subtotal (1 unit)*

£3.66

(exc. VAT)

£4.39

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

242 unit(s) ready to ship
Plus 140 unit(s) ready to ship from another location
Plus 500 unit(s) shipping from 17 November 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£3.66

*price indicative

RS Stock No.:: 525-798
Brand:: RS PRO

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	RS PRO
	Nominal Voltage	3.6V
	Capacity	20mAh
	Size	3/V 20H
	Diameter	12mm
	Chemistry	NiMH
	Terminal Type	PCB Pin
	Typical Application	Memory Back Up
	Mounting Orientation	Vertical
	Operating Temperature Range	-20 → +35°C
	Maximum Operating Temperature	+35°C
	Minimum Operating Temperature	-20°C

	Select all
	Brand RS PRO
	Nominal Voltage 3.6V
	Capacity 20mAh
	Size 3/V 20H
	Diameter 12mm
	Chemistry NiMH
	Terminal Type PCB Pin
	Typical Application Memory Back Up
	Mounting Orientation Vertical
	Operating Temperature Range -20 → +35°C
	Maximum Operating Temperature +35°C
	Minimum Operating Temperature -20°C

RS PRO NiMH Rechargeable Button / Coin Cell Batteries with PCB Pins.

RS PRO NiMH rechargeable button / coin batteries are available in a range of nominal voltages and capacities with a standard operating temperature of -20°C to 35°C. The NiMH batteries are sealed, maintenance free with PCB Pin terminals and are a reliable power source. Rechargeable button batteries are suitable for various applications including, Siren, small intelligent household applications, instrument and IC Circuit.

Features and Benefits.

• NiMH Rechargeable batteries (Nickel Metal Hydride).
• Button / Coin cell type.
• PCB Pin terminals.
• Operating temperature range -20°C to 35°C.
• Various capacities available.
• Various nominal voltages available.
• Various sizes available.

Typical Applications.

• Siren.
• Small intelligent household applications.
• Instrument and various IC Circuit.

RS PRO NiMH Button / Coin Cell Batteries Available.

• Stock number 525792, 3.6 V, 160mAh, size 18 x 24 x 15.5 mm, weight 18g.
• Stock number 525798, 3.6 V, 20mAh, size 10 x 12 x 5 mm, weight 5.1g.
• Stock number 525811, 4.8 V, 160mAh, size 24 x 25 x 15.5 mm, weight 24g.
• Stock number 525815, 6 V, 330mAh, size 46 x 25.5 x 5 mm, weight 75g.
• Stock number 525837, 2.4 V, 80mAh, size 13 x 15.5 x 5 mm, weight 7g.
• Stock number 525843, 3.6 V, 80mAh, size 19.5 x 15.5 5 mm, weight 10.5g.
• Stock number 525849, 2.4 V, 160mAh, size 12 x 24 x 16 mm, weight 12g.

FAQ’s.

Can I mix old and new batteries?

It is recommended to replace all batteries at the same time avoiding mixing old and new batteries. Mixing batteries can affect the optimum performance of devices and may cause leakage.

How do you dispose of coin / button batteries?

Batteries should not be thrown away with regular rubbish, if they contact other pieces of metal or other batteries it can be dangerous. Take the batteries to a collection site for household hazardous waste. For added safety cover the positive and negative terminals with duct tape or electrical tape before disposing of batteries.

Safety Advice.

Coin / button batteries must be kept out of reach of children. If swallowed contact a doctor immediately.

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