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Brightway Group  |  SKU: BW-10875

Dyna-Ray 737/5SG High Performance Replacement Battery By Bright Way

Sale price $123.31 USD Regular price $143.35
Shipping calculated at checkout.

➤ Reliable 12-volt power for consistent emergency lighting

➤ High capacity 35 amp hour battery for extended run time

➤ Designed specifically to fit Dyna-Ray 737/5SG models perfectly

➤ NB terminal ensures easy and secure installation

➤ Ideal for both commercial and residential emergency lighting needs


📦🚀 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 | 35 AH

Terminal Type

Nut & Bolt

Dyna-Ray 737/5SG Replacement Battery — Bright Way

Designed specifically as a Dyna-Ray 737/5SG replacement battery, the Bright Way 12-volt 35Ah unit delivers dependable performance and straightforward installation for commercial and residential emergency lighting. Engineered for reliability and consistent output, this high-performance battery keeps your emergency fixtures ready when you need them most. Whether you are maintaining a building’s life-safety system or upgrading aged components, this Bright Way battery offers the power and fit you expect from a true replacement battery for the Dyna-Ray 737/5SG.

Key Specifications

  • Model Compatibility: Dyna-Ray 737/5SG
  • Voltage: 12 volts
  • Capacity: 35 amp hours (35Ah)
  • Terminal Type: NB (Nut & Bolt)
  • Brand: Bright Way

Benefits

  • Durability: Built to withstand repeated charge and discharge cycles typical of emergency lighting systems, this Bright Way battery provides reliable service life so your fixtures perform when required.
  • Long Life: As a long-lasting battery replacement, the 35Ah capacity extends runtime and reduces the frequency of service intervals compared to lower-capacity cells.
  • High Performance: Optimized for steady 12V output, this high-performance battery supports the consistent illumination necessary for safety and code-compliant emergency systems.
  • Easy Installation: NB (Nut & Bolt) terminals enable secure connections and simple replacement of original Dyna-Ray battery packs without special adapters.
  • Versatile Applications: While ideal as an emergency light replacement battery for Dyna-Ray fixtures, this pack also suits secondary backup roles in small UPS systems, emergency power modules, and portable safety equipment where a compact 12V 35Ah source is required.
  • Peace of Mind: Manufactured by Bright Way to meet practical maintenance needs — a dependable swap-in option that reduces downtime and simplifies inventory management for building maintenance teams.

Keep your Dyna-Ray 737/5SG emergency lights operational with this Bright Way replacement battery. If you need a reliable, high-performance battery and a long-lasting battery solution for safety-critical lighting, this 12V 35Ah unit is built to deliver. Purchase now to ensure consistent emergency illumination and dependable backup power.


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