The Su-mak 12V 33Ah GEL Battery is a high-quality deep-cycle VRLA (Valve Regulated Lead Acid) battery engineered for reliable energy storage across residential, commercial, and industrial applications. Designed using advanced GEL technology, it ensures long service life, stable discharge performance, and excellent deep-cycle capabilities.

This sealed maintenance-free (SMF) GEL battery is leak-proof, environment-friendly, and ideal for applications requiring consistent power backup. With high charge efficiency, low self-discharge, and superior temperature resilience, the SMPB-33AH is an ideal choice for UPS systems, solar applications, telecom devices, medical equipment, emergency lighting, and portable power systems.

Key Features

🔋 Advanced GEL Electrolyte Technology

• Ensures long cycle life

• Provides stable performance in deep discharge applications

• Excellent recovery capability

🛡 Maintenance-Free Operation

• No water topping-up required

• Leak-proof sealed design

• No corrosive gas emissions—safe for indoor environments

⚡ High Discharge & Charge Efficiency

• Fast charging capability

• Low internal resistance for better output performance

🌡 Temperature & Storage Resilience

• Performs reliably in harsh temperature conditions

• Very low self-discharge—ideal for long-term backup storage

🏭 Strong Build Quality

• High-strength grid plates

• Microporous separator for superior electrolyte retention

• VRLA valve for pressure safety

Suitable Applications

• UPS & Inverter Systems

• Solar Power Systems

• Emergency Lighting

• Medical Equipment Backup

• Telecom Power Systems

• Portable Power Solutions

• Security Systems

• Small-scale energy storage