RS PRO RS PRO, 3.65V, 21700, Lithium-Ion Lithium Rechargeable Battery, 5Ah

View this category

Subtotal (1 unit)*

£9.56

(exc. VAT)

£11.47

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • Plus 740 unit(s) shipping from 06 October 2025
  • Plus 47 unit(s) shipping from 06 October 2025
  • Plus 999,999,259 unit(s) shipping from 23 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£9.56

*price indicative

RS Stock No.:
276-8467
Brand:
RS PRO
Find similar products by selecting one or more attributes.
Select all

Brand

RS PRO

Model Number

INR21700 50E (5000 mAh)

Size

21700

IEC Name

IEC 62133

Nominal Voltage

3.65V

Capacity

5Ah

Chemistry

Lithium-Ion

Terminal Type

Standard

Brand Range

RS PRO

Operating Temperature Range

-20 → +75°C

Minimum Operating Temperature

-20°C

Low Self Discharge

Yes

Maximum Operating Temperature

+75°C

COO (Country of Origin):
CN

RS PRO 3.65V 21700 Rechargeable Battery, 5Ah


A size 21700 high capacity 5Ah rechargeable battery with compact 21 x 70mm dimensions designed for high density, stability and safety.

Fitted with tab free terminals the 3.65V rechargeable battery features Li-ion chemistry providing excellent runtime, a low discharge rate, excellent overcharge and a long life span of 1000 charge cycles.

With its low discharge rate the Li-Ion battery only requires charging once every 6 months whilst in storage and is suitable for use with a wide range of applications and electronic equipment including torches, battery packs and electric vehicle charge packs.

Features and Benefits


3.65V rechargeable battery

Size 21700

Lithium Ion chemistry

5Ah capacity

Tab free terminals

1000 charges

21 x 70 mm dimensions

71g weight

Standards and Approvals: UL1642 ,IEC62133, UN38.3

Why RS PRO?


RS PRO is the own brand of RS, offering professional quality products and solutions across all industries and technologies. Our product range is rigorously tested, inspected, and audited against demanding international standards to provide you with industrial-grade quality, at the right price. Making RS PRO your smart choice.

Related links