Construction
Quasar Gel Carbon Nano front-terminal standby battery
Eternity Quasar QSR155FT 12V 155Ah Gel Carbon Nano UPS Battery
12 V 155 Ah individual battery
12V 155Ah C10 front-terminal VRLA Gel Carbon Nano individual battery designed for stationary UPS and telecom service. Battery-only product; exact quantity, polarity, cabinet/rack and system compatibility are reviewed before shipment.
Maintenance Free
Long Service Life
Voltage
12 V
Capacity
155 Ah
10-hour rate (C10), manufacturer nominal capacity
Weight
114.64 lb
Dimensions
22.05 × 4.92 × 11.34 in (L × W × H)
Individual battery dimensions, including terminals where stated; not packaged dimensions.
Terminal Type
Front-access female M8 internal-thread terminal
What’s in the box
- 1 × individual battery
Not included
Battery only. Rack, cabinet, tray, wiring harness, intercell connectors, fuse, installation hardware, UPS unit, and installation service are not included unless specifically listed.
Ideal applications
UPS & standby
Telecom
Emergency lighting
UPS systems, telecom systems, emergency lighting, utility and other stationary standby-power applications
Built for reliability
Design Life
15 years, manufacturer design-life rating; application and temperature dependent
Cycle Life
>2,000 cycles under IUI profile or >1,000 cycles under IU profile at 50% DOD / 30°C, per manufacturer datasheet
Case Format
Front-terminal telecom / standby format
Documents & downloads
Key technical specifications
| Radian SKU | 101475 |
|---|---|
| Manufacturer MPN | QSR155FT |
| Nominal Voltage | 12 V |
| Primary Capacity | 155 Ah |
| Primary Capacity Rating Basis | 10-hour rate (C10), manufacturer nominal capacity |
| Chemistry | VRLA Gel — Carbon Nano |
| Terminal Type | Front-access female M8 internal-thread terminal |
| Weight | 114.64 lb |
| Dimensions | 22.05 × 4.92 × 11.34 in (L × W × H) |
Full specifications
Electrical
| Product Form | Individual battery |
|---|---|
| Units Included | 1 |
| Complete Kit | No |
| Nominal Voltage | 12 V |
| Primary Capacity | 155 Ah |
| Chemistry | VRLA Gel — Carbon Nano |
| Terminal Type | Front-access female M8 internal-thread terminal |
| Design Life | 15 years, manufacturer design-life rating; application and temperature dependent |
| Maintenance Free | Yes |
| Cell Count | 6 |
| Battery Technology | Quasar Gel Carbon Nano front-terminal standby battery |
| Primary Capacity Rating Basis | 10-hour rate (C10), manufacturer nominal capacity |
| Float Voltage | 2.25–2.27 VPC (13.5–13.62 V per battery) |
| Boost Voltage | 2.35–2.4 VPC (14.1–14.4 V per battery) |
| Temperature Compensation | -5 mV/°C/cell |
| Self-Discharge Rate | Approximately 2% per month at 25°C |
| Cycle Life | >2,000 cycles under IUI profile or >1,000 cycles under IU profile at 50% DOD / 30°C, per manufacturer datasheet |
| Operating Temperature | -40 to 55 °C |
Physical and terminals
| Dimensions | 22.05 × 4.92 × 11.34 in (L × W × H) |
|---|---|
| Weight | 114.64 lb |
| Terminal Hardware / Thread | Female M8; torque 8 Nm |
| Terminal Layout | Front terminal; use exact model drawing |
| Polarity / Orientation | Per exact model manufacturer dimension drawing; validate against application before shipment. |
| Terminal Torque | 70.8 in-lb (8 Nm) |
| BCI / DIN Group | Front-terminal telecom / standby format |
| Connector Type | None — bare battery terminals |
| Harness Included | No |
| Fuse Included | No |
| Tray / Enclosure Included | No |
| Mounting Orientation | Follow manufacturer installation guidance; alternate orientation not inferred. |
| Dimension Basis | Individual battery dimensions, including terminals where stated; not packaged dimensions. |
Performance
| Capacity C5 | 137 Ah |
|---|---|
| Capacity C10 | 155 Ah |
| Capacity C20 | 160 Ah |
| Shelf Life / Freshening Charge | 2-year shelf-life rating; storage and refresh practices must follow manufacturer guidance. |
Standards and compliance
| Standards / Certifications | IEC 60896-21 / IEC 60896-22 |
|---|
Expert Support
Talk to a battery specialist on (888) 646-9588.
Application Review
A Radian representative confirms your application before shipment.
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We’ll confirm fitment before shipment
To help ensure the correct product and setup, a Radian representative will review your application, compatibility requirements, configuration, and final specifications prior to shipment.