Pl 33.3V 2500mAh 9s1p 18650 Lithium Battery Pack for Industrial Robotics

• Customization: Available
• Type: Li-ion Battery
• Cathode Material: NCM
• Model NO.: PL-18650- 9S1P-2500
• Rechargeable: Yes
• Size: Medium
• Nominal Voltage: 33.3V
• Rated Capacity: 2500mAh
• Max Charge Current: 1250mA
• Max Discharge Current: 2500mA
• Charge Voltage: 39.6V
• Discharge Cut - off Voltage: 22.5V
• Transport Package: Standard Export Carton; 8 Sets Per Carton
• Specification: 9 series × 1 parallel configuration with 18650 lit
• Trademark: PL
• Origin: China
• HS Code: 8506500000
• Production Capacity: 50000 Pieces/Year
• Package Size: 15.00cm * 7.00cm * 6.00cm
• Package Gross Weight: 0.500kg
• Lead Time: 5 days (1 - 100 Pieces) ; 7 days (101 - 500 Pieces) ; 10 days (501 - 1000 Pieces) ; To be negotiated ( > 1000 Pieces)

Product Description

Basic Info.

Model NO.	PL-9S1P-2500	Size	140mm  × 60mm  × 50mm
Discharge Rate	Customizable (High/Low Discharge Rate Available)	Rated Capacity	2500 mAh
Accessories Type	Battery Pack with BMS	Usage	Industrial equipment, power tools, robotics, etc.
Standard Voltage	33.3 V	Cycle Life	≥800 Cycles
Electrolyte	Lithium - ion	Free Samples	Yes
Certificate	CE, UN38.3, IEC62133	Weight	Approx. 400g (with BMS and Wires)
Welcome	OEM/ODM	Transport Package	According to Customers' Requirement
PCB	Provided (with BMS protection)	Trademark	PL
Specification	9S1P configuration (9 series, 1 parallel)	HS Code	8507600000
Origin	China	BMS	Optional
Production Capacity	500000 Pieces/Year	Wire	Customizable
Rechargeable	Chargeable	Ntc	Available
Connector	Jst/Molex etc. (Customizable)	Lead Time	25 Days (Approx., Subject to Order Quantity)

Packaging & Delivery

Package Size	15cm * 7cm * 6cm
Package Gross Weight	0.5kg

Product Description

Paili New Energy — Your trusted battery partner, specializing in Li-Polymer, LiFePO4, and Li-ion batteries with high performance and tailored solutions.

The 33.3V 2500mAh 9S1P 18650 Lithium Battery Pack from Paili New Energy features a 9S1P configuration, delivering a stable 33.3V voltage and a substantial 2500mAh (2.5Ah) capacity. Equipped with an integrated BMS (Battery Management System) for comprehensive protection (overcharge, overdischarge, short-circuit), this industrial-grade rechargeable battery pack ensures reliable performance. It is ideal for powering industrial equipment, robotics, and power tools, providing long-lasting energy with a cycle life of over 800 times. OEM/ODM services for connectors, wires, and packaging are available.

Product Description

The 33.3V 2500mAh 9S1P 18650 Lithium Battery Pack from Paili New Energy features a 9S1P configuration, delivering a stable 33.3V voltage and a substantial 2500mAh (2.5Ah) capacity. Equipped with an integrated BMS (Battery Management System) for comprehensive protection (overcharge, overdischarge, short-circuit), this industrial-grade rechargeable battery pack ensures reliable performance. It is ideal for powering industrial equipment, robotics, and power tools, providing long-lasting energy with a cycle life of over 800 times. OEM/ODM services for connectors, wires, and packaging are available.

Item			Rating	Note
Capacity		Typical	2500mAh	Discharge: 0.2CmA;Cell cut - off Voltage: 2.5V
		Minimum	2500mAh
Nominal Voltage			33.3V	9S configuration (9×3.7V cells in series)
AC Impedance Resistance			≤220mΩ
Discharge Cut-off Voltage			22.5V
Charge Current			500mA	Standard Charge
Charge Voltage			39.6V
Max Charge Voltage			40.14V
Charge Time			Approx 5h	At 0.2C charge, 25℃ ambient
Max Charge Current			1250mA	Customizable up to 1C (high - rate option)
Max Discharge Current			2500mA	Customizable up to 2C (power - hungry apps)
Weight			Approx 400g	Excluding packaging
Operating Temperature	Charge		0~+45°C
	Discharge		-20~+60°C
Storage Temperature	less than 1 month		-20~+45°C	Recommended storage temperature: 20°C at shipment site (polymer - stable condition)
	less than 3 months		-20~+35°C

Major Applications

Industry Benefits

Portable Devices – laptops, camcorders, PDAs, digital cameras, portable DVD players, smart bracelets, headphones
Household Appliances – sweeping robots, walkie-talkies, electric toys, e-bikes, emergency lights
Special Equipment – infrared telescopes, signal lights, industrial computers, AGV, AMR
Medical & Mobility – medical devices, electric wheelchairs, golf carts
Power Tools – cordless drills, screwdrivers, garden tools

High Energy Density: Delivers more power with lighter weight compared to traditional batteries.
Long Cycle Life: Supports 500–1000+ charge cycles, reducing replacement frequency.
Stable Performance: Reliable output under continuous discharge and varying load conditions.
Wide Compatibility: Flexible pack design to fit different equipment and application needs.

Company Introduction

Paili New Energy is a professional developer and manufacturer of customized lithium battery packs, with 10+ years of R&D and production experience.

We specialize in Li-ion, Polymer, LiFePO4, and Ni-MH batteries, offering tailor-made solutions to meet unique requirements in voltage, capacity, size, and communication protocols (SMBUS/I2C/RS485, etc.).

Our batteries are widely used in industrial computers, medical devices, emergency equipment, mobility solutions, signal lights, speakers, and smart instruments.

1. Strong Development Capability – from cell selection, BMS design to structural integration, we deliver optimized solutions.
2.Certified Quality – CE, UN38.3, IEC 62133, MSDS.
3.Reliable Service – fast prototyping, on-time delivery, flexible customization.

Paili New Energy – Turning your battery ideas into reliable power solutions.

Company information 

Do not hesitate to contact us

FAQ

1. Where can I get the price?

We usually quote within 12 hours after receiving your inquiry. Please provide detailed parameters such as voltage, capacity, discharge current, and application.

2. Can I get a sample to test?

Yes. After confirming the quotation, samples can be arranged. Standard samples take about 7–10 days, customized samples about 10–15 days. Sample cost can be deducted from bulk order.

3. Do you support OEM/ODM customization?

Yes. We can customize battery pack design, BMS, communication protocol (CAN, RS485, SMBus, etc.), casing, connectors, and labels according to your requirements.

4. What is your delivery time for bulk order?

Normally 3–5 weeks depending on order quantity and complexity. For large or customized projects, the lead time will be confirmed during order discussion.

5. What are your payment terms?

T/T is accepted (30% deposit, 70% before shipment). Small sample orders can also be paid via PayPal.

6. What is your warranty policy?,

12 months warranty against manufacturing defects. In case of quality issues, we provide repair, replacement, or technical support.

Thank you for your interest in our batteries.

 We welcome your inquiries and look forward to collaborating with you soon!