Rechargeable 48V 20Ah 1000W Silver Fish Lithium Battery Pack

2025-02-28 06:17

spécification

Article	Paramètres
Tension nominale	48V
Capacité nominale	20Ah(can be customized)
BMS	20A （can be customized)
Décharge	normal current	1C
	Max continuous current	2C (≤5min)
	cut-off voltage	35.7V
Discharge port	bottom discharge, with 2pin plug
	(4pin plug/top discharge is available, please leave remarks if need)
Charge	normal charge current	0,5 C
	Mode de charge	CC/CV with professional charger
	cut-off voltage	54.6±0.1V
Charge port	XLR (DC5521, Lotus is available, please leave remarks or contact us while the order been placed)
Résistance intérieure		≤80mΩ
	Discharging Inner resistance
Température de charge	0℃~+45℃	When the environment temperature is higher than 45℃,please pay attention to ventilation and heat rejection.
Température de décharge	-20℃~+60℃
Plage d'humidité	RH≤85%
Fonction de protection	Over charge protection,Over discharge protection,Over current protection,Balanced function
Matériau de la coque	Aluminum alloy
Poids	6,5 ± 0,1 kg
Dimension (L*W*H)	495*110*75（mm）
Cycle de vie	Standard charge at 0.2C(A), rest 0.5~1 h,discharge at 0.2C to cut off voltage,rest 0.5~1h,repeat the above steps until 500 cycles.( capacity retention rate≥80%)

Caractéristiques

* Longer life compared to Lead-Acid battery
* Over-Charging safety protection
* 60% more energy
* Over-Discharging safety protection
* Up to 70% weight savings
* Over-Current safety protection
* Easy to install and remove

* Short Circuit safety protection
* Faster charging times
*High Temperature safety protection
*100% available capacity
*Built-in safety protection BMS
* No fire, No explosions
*Eco-friendly, no pollution

Notre usine

Pourquoi nous choisir

15+ years experience
Our R&D team has focused on power solutions and batteries customization for already 15 years by provided battery packs for the world famous companies in the field.
Quality guarantee
All batteries are produced according to the strictest industry standards. we've cooperated with brand cells like Samsung, LG, Panasonic, etc for all battery packs.
Worldwide after-sales service
Wherever you are we try the best to response to your complaints at the first time. and we provide full 12 months warranty after ex-factory.

Emballage et expédition

FAQ

1,Q: What's the main product?

A: Power Wall Bank,Portable power supply,Lithium battery cell,charger,Golf cart batteries

2, Q: quelle est la surcharge?

A: After charge, tested the batteries' initial state and capacity. Charge to 10.0V at 3C current then charge to 0.01C at CV mode. Observe changes in battery appearance.

3, Q: Qu'est-ce que la décharge excessive?

A: After charge, test the batteries' initial state. When the batteries are normal, discharge to 0V at 0.5C.Observe changes in battery appearance

4, Q: Puis-je avoir un exemple de commande?

A: Yes, we accept sample order to test and check quality. Batteries can be made as require

5, Q: avez-vous une limite MOQ?

R: Oui, nous avons une limite de MOQ pour la production de masse, mais cela dépend du modèle de batterie. Veuillez nous contacter pour des renseignements.

6, Q: qu'en est-il du délai de livraison?

A: Samples will takes 5-7 business days. Mass production will takes 25-30 days.It depends on quantity.

7, Q: qu'en est-il du délai d'expédition et de livraison?

A: Generally, battery will be shipped via Express,such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP service. delivery time is 11-15 business days. Airline and sea shipping also available.

8, Q: qu'en est-il du service après-vente?

A: We will offer you 1 year guarantee. If there are any problems, please inform us, we will offer you positive solutions. Welcome to contact us for samples testing Orders.