Stryten Energy’s E-Series NXT Flooded Lead Calcium batteries deliver dependable, long-duration power solutions tailored for Telecom, Electric Utilities, and other mission-critical applications requiring consistent current or constant power output. Engineered for performance in long discharge environments, the NXT Series offers a wide capacity range from 621 to 2620 amp-hours – accommodating diverse application requirements across the utility, petrochemical, and communications sectors. Built with optimized grids and high-quality separators, these flooded batteries are designed to maximize service life while resisting the effects of grid corrosion and growth. This ensures sustained reliability and lower maintenance over time. The Flooded NXT Product Line exemplifies safety, longevity, and proven power performance for demanding long-duration applications.
Key Features & Benefits
- Design life of up to 20 years
- Reduced grid growth and corrosion
- Flame retardant case and cover options
- Enhanced safety and accessibility features
- Easy maintenance and installation
- Fully recyclable
Applications
- CATV/Broadband
- Emergency Lighting
- Central Office
- Inside Plant
- Network Closet
- Off-Grid Systems
- Oil & Gas
- Outside Plant
- Renewable Energy
- Utilities & Switchgear
- Solar
- Transformer Substations
- Substations
- Safety Lighting
- Security Lighting
- Deep Cycle
- General Purposes
Stryten NXT-39 Construction Details
- Heavy-duty container (ABS) and (SAN) cover plastics
- Flame retardant POLY-FR option (UL94 V-) / 28% L.O.I.)
- Flame retardant PVC option (UL94 V-) / 32% L.O.I.)
- Four 1.5 inch square lead posts per cell
- Dual seal (O-ring and flat gasket) design to prevent acid creep into the post area
- Flat plate flooded design with patented lead-calcium-sin-silver positive plate alloy
- Electrolyte level lines on all container faces
- Combination flash arrester/fill funnel for each cell
- Electrolyte withdrawal sampling tubes for specific gravity readings
Specification Details for NXT-39 by Stryten Energy
| ATTRIBUTES | DETAILS |
|---|---|
| General Info | |
| Chemistry | Flooded Lead Calcium (PbCa) |
| Voltage | 2V |
| Capacity | 2620Ah @ 8 Hr Rate |
| Cells Per Unit | 1 cell |
| Dimensions – Length – Width – Height |
14.56 inches / 370 mm 14.5 inches / 368 mm 22.50 inches / 572 mm |
| Weight | 438 lbs / 199 kgs |
| Container Type | Styrene Acrylonitrile (SAN) Plastic |
| Terminal Type | Flag – Dual 1/4″ Hole |
| Terminal Material | Lead-Calcium |
| Design Life | 20 Years |
| Warranty | 1 Year Full 20 Pro Rata |
| Electrical Specifications & Performance Characteristics | |
| Float Charging Voltage | 2.17 VPC – 2.25 VPC ± 0.05 VPC |
| Equalizing Charging Voltage | 2.24 VPC – 2.39 VPC ± 0.05 VPC |
| Internal Resistance | Approx. 5 mΩ |
| Operating Temperature Ranges | Nominal: 60°F (16°C) – 90°F (32°C)Charge: 70°F (21°C) – 90°F (32°C)Storage: 60°F (16°C) – 90°F (32°C) |
| Specific Gravity | 1.215 @ 77°F (25°C) |
| Electrolyte | Lead Calcium / Lead Calcium Tin |
| Construction Details | |
| Cell Cover | Acrylonitrile Butadiene Styrene (ABS) Plastic |
| Grid Alloy | Positive:Lead-Calcium-TinNegative:Lead-Calcium |
| Separators | Microporous Material |
| Retainers | Fiberglass Mat |
| Posts | Four 1.5 inch / 38.1 mm Square |
| Post Seals | Floating “O” Ring – Seal Nut |
| Vents | Stryten Energy “Pre-Vent” Flame Arrester |
| Level Lines | High and Low – All Jar Faces |
| Electrolyte Height Above Plates | 2.75 inches / 69.9 mm |
| Electrolyte Withdrawal Tubes | 1 Per Cell |
| Sediment Space | 1.06 inches / 26.9 mm |
| Inter-Cell Connectors | Lead Plated Copper |
| Positive Plate Dimensions – Height – Width – Thickness |
15 inches / 381 mm 12.5 inches / 317 mm 0.222 inches / 5.64 mm |
| Negative Plate Dimensions – Height – Width – Thickness |
15 inches / 381 mm 12.5 inches / 317 mm 0.162 inches / 4.11 mm |
Certifications & Safety Compliances
- UL Recognized Components
- UL94 V-0
- Flame Retardant Case & Cover
Options & Accessories
- POLY-FR Jar & Cover
- PVC Jar & Cover
- Contact a member of the Power Storage Solutions Sales Team for additional information on options and accessories.
Explore Other Models in the Stryten Energy NXT Series
- NXT-09
- NXT-11
- NXT-13
- NXT-15
- NXT-17
- NXT-19
- NXT-21
- NXT-23
- NXT-25
- NXT-27
- NXT-29
- NXT-31
- NXT-33
- NXT-35
- NXT-37












































