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Precision Battery  |  SKU: BW-18034

Precision HJT9B-FP Lithium-Ion Compatible Replacement Battery For Kawasaki KLX400SR 400CC 2003

Sale price $174.99 USD Regular price $222.48
Shipping calculated at checkout.

➤ Up to 65% lighter and more compact than traditional lead-acid batteries

➤ Fast recharge time of just 6 minutes for minimal downtime

➤ Long-lasting performance with over 2000 charge cycles compared to 350 for lead-acid

➤ Spill-proof design allows mounting in any direction without leak risks

➤ Built-in capacity indicator for easy monitoring of battery charge levels


📦🚀 FAST SHIPPING: Usually ships same day if ordered before 2 PM EST

⚠️ Quick Reminder

🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
🔹 We only supply the batteries shown in the images. Device images are provided for reference only.

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Battery Care Guide

Battery Usage and Maintenance Guidelines 🔋

Please read the following instructions carefully before using your new battery. Proper adherence will help ensure optimal performance and extended service life.

1. Cordless Phones, PDAs, and Power Tools (NiMH, NiCd, Lithium-Ion) 📱

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Operate the device until the battery reaches approximately 20% capacity.
  • Avoid premature recharging.
  • Do not allow the battery to fully discharge during the initial cycles.

Post-Conditioning

  • Recharge the battery only when necessary.
  • These batteries are capable of approximately 500 charge cycles:
  • Once daily → ~500 days
    Twice daily → ~250 days
    Note: Even a partial recharge is considered a full cycle.

2. Sealed Lead Acid (SLA) Batteries 💡

  • No conditioning required.
  • Maintain the battery in a fully charged state; avoid complete discharge.
  • Capable of 300–400 charge cycles.
  • Expected service life: 2–3 years, depending on usage conditions.

3. Laptop Batteries (Lithium-Ion) 💻

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Charge fully, then discharge to approximately 20% capacity.
  • Avoid complete discharge, as some devices may not detect a fully drained battery.

Post-Conditioning

  • Minimize frequent plugging and unplugging.
  • Allow the battery to discharge moderately at least once per month to maintain optimal performance.
  • Occasional cycling is recommended to sustain battery health.

Professional Recommendation

Adhering to these guidelines will enhance battery longevity and ensure reliable performance.

For further assistance regarding your battery or order, our customer support team is available to provide guidance.

Delivery and Shipping

Everything You Need to Know About Shipping with BatteryWeb (USA)

We know reliable delivery matters when you need power fast. Here’s how BatteryWeb makes shipping easy across the USA:

🚚 Shipping & Delivery

Most orders ship next business day (some products like sealed lead acid may take a little longer).

Same-day shipping available if you order before 11:59 AM (delivery depends on the carrier).

We ship nationwide using FedEx, UPS, USPS, DHL, and regional ground carriers.

Shipping costs are calculated automatically at checkout based on weight, distance, and carrier.

Transit times shown are estimates only (business days, no weekends/holidays).

🌍 Shipping Restrictions

Lithium batteries cannot be shipped by USPS or air. They must go via FedEx Ground, UPS Ground, or DHL Ground.

PO Box deliveries are only available via USPS.

At this time, we do not ship lithium batteries to Puerto Rico. NiMH, NiCd, and Alkaline can be shipped.

📦 Important Notes

Double-check your shipping address! If an incorrect address is used and the order is returned, re-shipping costs are the buyer’s responsibility.

If a product is temporarily out of stock, we’ll notify you right away with the expected restock date—or issue a refund if you prefer.

💲 Currency & Pricing

All prices are shown in USD.

Orders shipped outside the USA may be subject to local taxes, customs fees, or import duties. These are the buyer’s responsibility.

⚡ At BatteryWeb, we’re committed to getting your batteries delivered quickly, safely, and affordably—so you’ll always have the power you need, when you need it.

Disclaimer

⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

🔹 Our products are generic replacement parts and are not affiliated with, endorsed by, or manufactured by the original equipment manufacturers (OEMs).


Volts & Amps

12 Volts | 8 AH

Terminal Type

Nut & Bolt

Precision HJT9B-FP Lithium Ion Battery — Compatible with Kawasaki 400CC KLX400SR (2003) and Multiple Lead-Acid Models

The Precision HJT9B-FP is a high-quality replacement battery engineered for riders and powersports owners who demand superior performance, lightweight design, and rock-solid reliability. This HJT9B-FP replacement battery delivers consistent starting power and a dependable charge profile while fitting as a direct replacement for a wide range of lead-acid models, including YT9B-4, CT9B-4, GT9B-4 and more, as well as Kawasaki 400CC KLX400SR (2003). Whether you need a lighter pack for better handling or a long-lasting battery for frequent use, this high-performance battery is built to exceed expectations.

Key Specifications

  • Model: HJT9B-FP (Precision HJT9B-FP Lithium Ion Battery)
  • Replaces: YT9B-4(Gel), YT9B-4, YT9B-BS, HT9B-4(Gel), HT9B-4, HHT9B-BS, CT9B-4(Gel), CT9B-4, CT9B-BS, GT9B-4(Gel), GT9B-4, GT9B-BS, Kawasaki 400CC KLX400SR (2003)
  • Brand: Precision Battery
  • Voltage: 12 Volts
  • Capacity: 8 AH
  • Terminal Type: Nut & Bolt
  • Weight Reduction: Up to 65% lighter than comparable lead-acid batteries
  • Fast Recharge: 6-minutes fast recharge time (high-current capable)
  • Cycle Life: 2000+ extreme cycles (compared to ~350 for lead-acid)
  • Safety/Design: Non-spill, mounts in any direction, built-in capacity indicator
  • Environmental: Contains no acid, no lead, cadmium, or mercury
  • Installation Aids: Includes high-density foam spacers for secure fitment
  • Charger Notes: Compatible with lead-acid chargers that limit voltage (max 14.9V) and have automatic shutoff; desulfation and unlimited-voltage chargers are not recommended
  • Customer Support: for assistance

Benefits

  • Durability: Engineered for long life with excellent cycle durability—2000+ cycles means this long-lasting battery will outlive typical lead-acid replacements and reduce overall replacement frequency.
  • Lightweight Performance: Up to 65% lighter than lead-acid options, improving handling and reducing weight on motorcycles, ATVs, and powersports vehicles.
  • Fast Recovery: 6-minute fast recharge capability supports quick turnarounds between rides or frequent start cycles, ideal when you need reliable power fast.
  • Safe, Clean Design: Non-spill, mounts in any orientation, and contains no harmful acids or heavy metals—perfect for vehicles where lean mounting and safety matter.
  • Indicator & Installation: Built-in capacity indicator takes the guesswork out of state-of-charge; included foam spacers and standard nut & bolt terminals ensure a secure install.
  • Typical Applications: Perfect as a replacement battery for motorcycles, dirt bikes, ATVs, scooters, and any small-engine powersports vehicle that originally used the listed lead-acid models.
  • Performance: Provides strong cranking power and reliable operation in cold starts, racing, trail, and daily-use scenarios—an ideal high-performance battery for demanding owners.

Ready to upgrade to a lighter, more reliable power source? Buy the Precision HJT9B-FP replacement battery today and experience a high-performance battery with long-lasting battery life and superior convenience. Order now to ship quickly and get back on the road with confidence.


Payment & Security

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