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SigmasTek  |  SKU: BW-18065

STX20HL-BS 12V 19AH SLA Sea-Doo 3D RFI (2004-2005) High-Performance Battery

Sale price $75.99 USD Regular price $104.04
Shipping calculated at checkout.

➤ Exact fit for Sea-Doo 3D RFI (2004-2005) models

➤ Meets or exceeds OEM specifications for dependable performance

➤ Consistent 12V 19AH power for reliable starts and operation

➤ Durable, marine-grade construction resists harsh environments

➤ Maintenance-free sealed SLA design for hassle-free use


📦🚀 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 | 18 Ah

Terminal Type

Nut & Bolt

STX20HL-BS 12V 19AH SLA Battery for Sea-Doo 3D RFI (2004-2005)

Upgrade your Sea-Doo 3D RFI (2004-2005) with this direct-fit STX20HL-BS high-performance battery designed to meet or exceed OEM expectations. As a maintenance-free, sealed SLA unit, it delivers dependable starting power and consistent performance on the water, providing worry-free operation without the need for watering or regular maintenance. This replacement battery offers the perfect combination of fit, durability, and marine-ready construction for riders who demand trouble-free power from their personal watercraft.

Key Specifications

  • Compatibility: Sea-Doo 3D RFI (2004-2005)
  • Model: STX20HL-BS
  • Type: Sealed Lead-Acid (SLA) / Absorbed Glass Mat technology
  • Voltage: 12V
  • Capacity (listed): 19 AH
  • Capacity (alternate listing in product text): 18 Ah
  • Fitment: Exact fit for Sea-Doo 3D RFI (2004-2005)
  • Compatibility Note: OEM Compatible, meets or exceeds OEM specifications
  • Maintenance: Maintenance-Free, sealed (no watering)
  • Construction: Durable build for marine environments
  • Terminal Type: Nut & Bolt
  • Brand / Supplier: SigmasTek

Benefits

This STX20HL-BS replacement battery is engineered for the harsh demands of marine use. The sealed SLA/AGM construction provides excellent vibration resistance and corrosion protection, delivering reliable starts even after long periods of inactivity. Built to be a high-performance battery, it supplies steady cranking current to ensure quick, reliable ignition on your Sea-Doo. The maintenance-free design eliminates routine electrolyte checks, making it an ideal long-lasting battery for recreational users who want dependable power with minimal upkeep.

Durability features and OEM-level compatibility reduce installation time and provide confidence in fit and performance. Whether you’re replacing a worn-out battery, preparing a watercraft for the season, or seeking a dependable upgrade, this unit performs well under the vibration, moisture, and temperature swings typical of marine environments.

  • Typical applications: Personal watercraft starting, seasonal marine bow-mounted accessories, power for trolling systems
  • Ideal for: Sea-Doo maintenance, on-water recreational use, OEM replacement projects

Ready for dependable on-water starts? Purchase this STX20HL-BS high-performance, maintenance-free replacement battery for your Sea-Doo 3D RFI (2004-2005) today and enjoy reliable power and hassle-free installation.


Payment & Security

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