oraimo PowerJet 501 50,000mAh 85W Ultra-Fast Charging Power Bank (OPB-750SQ)
Never worry about a power outage or a low battery again. The oraimo PowerJet 501 (OPB-750SQ) is a massive 50,000mAh heavy-duty power bank engineered for professionals, remote workers, and travelers who demand uninterrupted power. Delivering a blistering 85W total output, this portable powerhouse doesn’t just charge smartphones it effortlessly fuels Type-C laptops, tablets, and gaming accessories simultaneously.
With an incredible 11 days of reliable backup power on a single charge, it is the ultimate grid-independence solution for your everyday digital ecosystem.
Key Features
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Massive 50,000mAh (185Wh) Capacity: Packed with enough energy to keep your digital life running for over a week. Fully charge an iPhone or flagship Android up to 10–11 times, or provide multiple full recharges to your Type-C laptop.
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85W Ultra-Fast Multi-Device Output: Features dual USB-C ports and dual USB-A ports. When charging multiple devices, it intelligently allocates up to 85W of combined power, letting you juice up a high-end laptop and smartphone at the exact same time.
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Dual-Way 65W Fast Self-Charging: No more waiting all night. Thanks to the ultra-fast 65W Type-C input, this monster power bank can recharge from 0% to 80% in just 2 hours when paired with a compatible 65W wall charger.
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Smart LED Digital Display Screen: Stay in complete control. The real-time smart screen accurately monitors remaining battery percentage, current input wattage, and output wattage, taking the guessing game out of charging.
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Universal Fast-Charging Compatibility: Equipped with advanced charging chipsets supporting PD3.0, PPS, QC3.0, AFC, SCP, and FCP protocols. It ensures optimal, safe fast charging for over 1,000 digital devices.
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Built for Portability & Safety: Designed with an ultra-durable, drop-resistant, fire-retardant outer shell and an ergonomic hand strap lanyard for easy carrying. Backed by a 15-layer comprehensive smart protection system that guards against overheating, overcharging, and short circuits.
Technical Specifications
| Feature | Specification |
| Model | OPB-750SQ (PowerJet 501) |
| Battery Capacity | 50,000mAh (185Wh) |
| Input (Type-C1) | 5V=3A, 9V=3A, 12V=3A, 15V=3A, 20V=3.25A (65W Max) |
| Output 1 (Type-C1) | 5V=3A, 9V=3A, 12V=3A, 15V=3A, 20V=3.5A (70W Max) |
| Output 2 (Type-C2) | 5V=3A, 9V=3A, 12V=2.5A, 3.3V-11V=3A (30W Max) |
| Output 3 (USB-A1) | 5V=3A, 9V=3A, 10V=2.25A, 12V=2.5A (30W Max) |
| Output 4 (USB-A2) | 5V=3A (15W Max) |
| Total Max Combined Output | 85W Max |
What’s in the Box?
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1 × oraimo PowerJet 501 50,000mAh Power Bank (OPB-750SQ)
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1 × 100W Type-C to Type-C High-Speed Charging Cable
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1 × Welcome / User Guide





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