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Lithium Battery

$79.00

ECHAM High-Power e-Moto Lithium-Ion Battery: Specifications & Performance Guide
This guide details the specifications of the specialized 60V battery pack required to unleash the full potential of your JECHAM 4700W off-road e-moto. This is not a standard commuter battery; it is a racing-grade energy system.

Original price was: $89.00.Current price is: $79.00.

5 in stock

Size and packaging guidelines

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Specification Chair Armchair Sofas
Height 37" 42" 42"
Width 26.5" 32.5" 142"
Depth 19.5" 22.5" 24.5"
Assembly Required No No Yes
Packaging Type Box Box Box
Package Weight 55 lbs. 64 lbs. 180 lbs.
Packaging Dimensions 27" x 26" x 39" 45" x 35" x 24" 46" x 142" x 25"
Description

JECHAM High-Power e-Moto Lithium-Ion Battery: Specifications & Performance Guide

21700 is the modern standard for high-power packs, offering better thermal management and power-to-weight ratio.

How many full charge/discharge cycles before capacity degrades significantly. Heavily affected by discharge depth and temperature.

For extreme off-road (river crossing in ), the pack must be waterproof (IP67/IP68). A durable aluminum shell protects against impacts and aids cooling.

UN38.3, CE, RoHS, UL (Optional)

JECHAM High-Power e-Moto Lithium-Ion Battery: Specifications & Performance Guide

This guide details the specifications of the specialized 60V battery pack required to unleash the full potential of your JECHAM 4700W off-road e-moto. This is not a standard commuter battery; it is a racing-grade energy system.

I. Technical Specifications (Technical Parameters)

These define the physical and electrical characteristics of the battery pack.

Parameter (中文)Parameter (English)Typical Specification / ExampleExplanation (Relevance to JECHAM 4700W)
额定电压Nominal Voltage60V DCThe primary voltage platform the system operates on.
最高/满电电压Max. / Fully Charged Voltage~67.2V - 71.4VDepends on cell chemistry (NMC is usually 67.2V, LiFePO4 can be higher). Vital for motor top speed.
最低/放电截止电压Min. / Discharge Cut-off Voltage~48V - 51VThe lowest safe voltage before the BMS cuts power to prevent damage.
额定容量Nominal Capacity40Ah / 50Ah / 60Ah (Choose high capacity for best performance)Total energy stored. A 4700W motor demands high capacity to avoid voltage sag and provide usable runtime.
电芯类型 / 化学体系Cell Chemistry / SystemLithium-Ion NMC (Nickel Manganese Cobalt) or LiFePO4 (Lithium Iron Phosphate)NMC offers higher power density (good for 4700W bursts); LiFePO4 offers extreme safety and cycle life (but less energy density). JECHAM likely uses NMC for power.
电芯型号Cell Model21700 or 1865021700 is the modern standard for high-power packs, offering better thermal management and power-to-weight ratio.
最大持续放电电流Max. Continuous Discharge Current≥ 80A - 100ACrucial. 4700W / 60V = ~78A continuous. The battery must sustain at least this current without overheating. A standard commuter pack (20-30A) is not compatible.
峰值/爆发放电电流Peak / Burst Discharge Current≥ 150A - 200A (for 5-10 seconds)Vital for acceleration ("launch"), steep hill climbing, and conquering obstacles as shown in the river crossing in image_0.png.
最大充电电流Max. Charge Current10A / 15A / 20ADetermines how fast you can recharge with a compatible high-current charger. Often limited to 0.5C or 1C (e.g., 20A for a 40Ah pack).
循环寿命Cycle Life (to 80% Capacity)≥ 800 cycles (NMC) / ≥ 2000 cycles (LiFePO4)How many full charge/discharge cycles before capacity degrades significantly. Heavily affected by discharge depth and temperature.
重量Weight15kg - 22kg (Depends on Capacity and Enclosure)High-capacity, high-power packs are heavy. This affects vehicle handling and balance.
外壳材质 / 防护等级Enclosure Material / IP RatingFull Aluminum Alloy / IP67 or IP68For extreme off-road (river crossing in image_0.png), the pack must be waterproof (IP67/IP68). A durable aluminum shell protects against impacts and aids cooling.
通讯接口Communication InterfaceCAN Bus or RS485Allows the Battery Management System (BMS) to communicate with the motor controller and dashboard for real-time status display and fault reporting.
安全认证Safety CertificationUN38.3, CE, RoHS, UL (Optional)Ensures compliance with international safety standards for transport and use.

II. Performance Characteristics (Key Selling Points & User Benefits)

These describe how the technical specifications translate into a riding experience.

1. "Launch Control" Acceleration (Explosive Power)

  • Performance Insight: The combination of a high continuous discharge rate (≥80A) and massive burst capability (≥150A) means the JECHAM can deliver instantaneous torque. Experience the "G-force" pull off the line, launching the bike forward with thrilling acceleration, crucial for dominating steep inclines or soft terrain.

2. Sustained High-Speed Cruising (No Power Sag)

  • Performance Insight: A large capacity pack (40Ah+) paired with high continuous current rating prevents significant voltage drop ("sag") when the 4700W motor is under heavy, prolonged load. This ensures the bike maintains its maximum power output and top speed even during sustained high-speed riding on open trails, rather than slowing down as the battery drains.

3. Extreme Hill Climbing & Obstacle Domination

  • Performance Insight: Peak currents up to 200A give the rider the confidence to tackle steep, technical climbs that standard e-bikes cannot handle. Whether powering through the mud and rocks of the river crossing in image_0.png or ascending a near-vertical shale slope, the battery has the reserve power to keep the motor pushing.

4. Extended Off-Road Exploration (A Balance of Range and Power)

  • Performance Insight: While a 4700W motor is power-hungry, a high-capacity pack (e.g., 60Ah) balances this consumption. In mixed off-road conditions (using various power levels), this offers an estimated range of 50-80 km (30-50 miles), allowing for comprehensive backcountry exploration without severe range anxiety.

5. Fast Charging & Less Downtime (Rapid Refueling)

  • Performance Insight: Supporting high charging currents (up to 20A) means a large 40Ah pack can be charged from 20% to 80% in approximately 2 hours, minimizing downtime and getting you back on the trails quickly.

6. Smart Battery Management System (BMS) for Peak Reliability

  • Performance Insight: The intelligent BMS doesn't just cut off power; it proactively manages the pack. It performs real-time cell balancing, monitors individual cell temperatures, calculates accurate State of Charge (SoC), and communicates with the motor controller to optimize performance while protecting the battery's long-term health.

7. Warrior-Grade Durability & Impact Resistance

  • Performance Insight: Encased in a ruggedized aluminum alloy shell with internal shock-absorbing materials, the battery is built to withstand hard drops, severe vibrations, and direct impacts common in extreme off-road riding, ensuring reliability in the harshest environments.

8. IP68 Certified Waterproofing (Conquer Rivers and Mud)

  • Performance Insight: The IP68-rated enclosure provides extreme waterproofing, allowing riders to confidently navigate deep mud holes, rainstorms, and river crossings like the one depicted in image_0.png, without fear of electrical failure or corrosion.


Note to User: A 60V 4700W system is extremely powerful. Using a battery pack with insufficient specifications (especially continuous and peak discharge currents) can lead to severe overheating, BMS shutdowns, reduced battery life, or even hazardous situations. Always use the official JECHAM approved high-performance battery pack.

Additional information
Weight3 kg
Dimensions34 × 25 × 10 cm
Height74 cm
Width105 cm
Depth45 cm
MaterialSolid oak
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About brand

JECHAM is dedicated to creating high-performance electric bikes and off-road motorcycles for riders who seek power, freedom, and adventure. Combining advanced technology, premium components, and innovative design, JECHAM delivers reliable performance, long-range capability, and an exciting riding experience on any terrain.

 

 

JECHAM — Power Your Adventure. Ride Beyond Limits.

 
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Shipping and Delivery

MAECENAS IACULIS

At JECHAM, every customer matters to us, and your satisfaction is always our top priority. We work hard to process and ship orders as quickly as possible so your package can arrive without unnecessary delay. We sincerely appreciate your patience and understanding.

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