About Payment 
 Shipping & Cost
 FAQ's
 Warranty/Return
 Battery SDS
 Battery Terminology
 Testimonials
 Battery Knowledge
 
Privacy Policy(will update on 12/1/2024)
 Export restrictions

 

Customer Reviews

5 Star Excellence award from Shopper Approved for collecting at least 100 5 star reviews


Security Verified Seal
 

Protection Circuit Module (PCB) with 420 Polyswitch for 18.5V Li-Ion Battery Pack (4 Amp limit) (#4643)


Your Price: $20.95
In Stock

Product ID # 4643
Part Number:
PCB-LI18.5V4AP

Quantity Discounts

QuantityAmount
5 to 20$20.32
21 to 50$19.90
51 to 100$19.48
101 or more$18.85
Protection Circuit Module Specifications  For 18.5V Li-ion/Li-Po Battery Pack with built in 420 Polyswitch
Model:PCB-LI18.5V4AP
Over-charge protection voltage 4.325±0.025V
Over-discharge protection voltage 2.50±0.05V
Over-current protection 4A limited by 420 Polyswitch
Maximal continuous Discharging current 4A
Maximal Current consumption 50uA
Short circuit protection Automatic Recovery
Protection  circuitry  resistance (B- TO P-) ≤60mΩ
Dimension 77mm(3.0") x 35mm(1.4") x 3.8mm(0.2")
Weight 10 grams
P+/P-/T

P+ = Charge+ / Discharge +
P- = Charge- / Discharge -
T = NTC Thermistor

Specification Download Specification

For other PCM/PCB, please check our PCM/PCB/BMS/CMB/UPS category

Warning

  • You must be professional in Lithium battery pack to buy the protection circuit board. Misusing may cause battery damage or explode. We are not responsible for any damage caused by user.

Related Products

Product Reviews

(0 Ratings, 0 Reviews)
---------------------------
What to consider when designing Lithium Batteries?
---------------------------
Bluetooth Technology for Lithium-ion/LiFePO4 Batteries
---------------------------
UN 38.3 Safety Test

We own a national standard UN38.3 testing lab. We can provide UN38.3 test service to our customer.

If you want to set up your own lab, we also provide UN38.3 & IEC62133 equipments and onsite training. Email us for the quote and lead time.
---------------------------
Lithium Battery Shipping Regulation
---------------------------
Recommendations on How to get ≤30% Rated Capacity for Shipping
---------------------------
Thermal Abuse Test for IEC62133
Mailing Lists