During extended travel journeys, remote field service missions, base camp operations, and unexpected blackout scenarios, maintaining multiple personal devices and battery packs continuously operational demands extreme energy reserves. Power bank 50000mAh 22.5W TITANUM TPB-741S-W | white – 22.5W fast charging and 4 ports for multiple phone charges is a high-output mobile powerplant housed in a modern white casing, uniting an immense 50000mAh battery reservoir with 22.5W fast charging protocols. This unit delivers 10 to 14 complete smartphone recharge cycles, allowing a work crew or family to sustain complete electrical independence without access to a 220V grid outlet across multiple days.

The power architecture features 4 versatile output terminals supporting current Quick Charge 3.0 and Power Delivery protocols. For replenishing the power bank itself, two fast-charge input options are integrated—Micro-USB (DC 5V/2A, 9V/2A, 12V/1.5A up to 18W) and a bidirectional USB-C terminal (DC 5V/3A, 9V/2A, 12V/1.5A up to 18W)—cutting charging duration of the substantial 185Wh battery array in half when paired with compatible fast wall adapters. For power distribution, two high-output USB-A ports (USB1 and USB2) supply regulated voltage across DC 5V/4.5A, 5V/3A, 9V/2A, and 12V/1.5A up to 22.5W maximum, alongside a Type-C output with 20W Power Delivery (5V/3A, 9V/2.22A, 12V/1.67A), restoring connected smartphones to 50% capacity in 30 minutes. The system simultaneously charges up to three devices in parallel without thermal throttling or output drops. Constructed from high-strength, shock-resistant matte white ABS polymer, the chassis features an integrated field carry strap to ensure secure handling of the 984-gram unit. A four-stage LED fuel gauge details battery status (25%, 50%, 75%, and 100%), while internal protection circuitry continuously monitors cell parameters, preventing thermal overload, overcharging, deep discharge, and short-circuit faults across ambient ranges from 0°C to +45°C during charging and -10°C to +60°C during discharge.

Technical Specifications and Operating Parameters

• Physical Dimensions (mm): Chassis length 144 mm, width 71 mm, and thickness 65 mm with a 984 g (0.984 kg) mass featuring an integrated field carry strap.
• Colossal 50000mAh Capacity: 185Wh lithium-polymer energy reserve yields 10 to 14 complete smartphone recharge cycles or multi-day team autonomy.
• Rapid 22.5W USB-A Outputs: 2x USB-A ports (USB1 and USB2) supporting DC 5V/4.5A, 5V/3A, 9V/2A, and 12V/1.5A profiles (QC 22.5W Max).
• Bidirectional 20W Type-C Power Delivery: Type-C terminal functions as an 18W input and a 20W output (DC 5V/3A, 9V/2.22A, 12V/1.67A) for fast device charging.
• Fast-Charging Micro-USB Input: DC 5V/2A, 9V/2A, 12V/1.5A (18W Max) for versatile recharging from standard fast adapters.
• Total 4-Port Matrix: 1x Micro-USB input, 1x Type-C bidirectional port, and 2x USB-A outputs for simultaneous multi-device power delivery.
• Four-Stage LED Fuel Gauge: Chassis indicator (25%, 50%, 75%, 100%) communicates remaining power reserves upon button press.
• Multi-Tier Safety Architecture: Internal microprocessor circuit protects against short circuits, overcharge, deep discharge, and thermal overload.
• Rugged ABS Polymer Housing: Fire-retardant and shock-resistant white polymer casing protects internal lithium-polymer cells from physical drops.
• Broad Operational Temperature Range: Recharging ambient range from 0°C to +45°C and operational discharge range from -10°C to +60°C.
• Package Deliverables: 50000mAh heavy-duty power bank in white finish, integrated carry strap, and technical user manual.