USB-C won — now sell the wattage story
USB-C is the connector standard across new Android devices and, since regulation pushed the industry, new iPhones as well. The retail question has moved from "which connector?" to "which wattage?" — and USB-C Power Delivery (PD) is the charging standard that matters. A simple three-tier story covers nearly every customer:
- ~20W — the phone-charging baseline. Charges any modern phone at a healthy rate; the right answer for the customer who just wants a charger that works.
- 30–45W — the fast-charge tier for flagship phones that support higher PD rates, and enough for tablets. A meaningful step up the customer can feel.
- 65W and up — laptop-capable, and the natural "one charger for everything" upsell for customers who carry a laptop bag. GaN-based chargers make this tier small enough to sell on size, not just power.
The Lightning long tail
New iPhones ship USB-C, but the installed base of Lightning devices is enormous and will walk into your store for years — every older iPhone still in service needs Lightning cables, and cable replacement is one of the most reliable repeat purchases in the category. The mistake is treating Lightning as either dead (and stranding those customers) or as the future (and overbuying it).
Stock Lightning as a maintained staple with declining depth: cables in both lengths, a modest charger position, and let sell-through set the pace of the wind-down. Watch it quarterly rather than guessing.
Cable length and construction are the real assortment
Customers rarely ask for a cable by spec — they describe a situation. "For my nightstand" is a long cable; "for my car" is a short one. Stock both a standard length (around a meter) and a long option (two meters or more) in each connector pairing you carry, and keep USB-C-to-C and USB-A-to-C both in stock: wall chargers have moved to C ports, but cars, power strips, and older chargers are still full of A ports.
Braided cables earn their price premium in durability and are an easy trade-up at the counter. Cable failure is a repeat-purchase engine — the customer who bought a cheap cable that frayed is back in ninety days, and what you sell them the second time decides whether they trust your store.
Counterfeits and no-name product will poison the category
Charging is the one accessory category with a genuine safety dimension, and it attracts counterfeit and unrated product accordingly. Warning signs worth training your staff on: wattage claims with no PD certification logic behind them, missing or garbled regulatory markings (UL/ETL/FCC), brand-name packaging at prices that make no sense, and chargers that are suspiciously light for their claimed output. A failed no-name charger doesn't just cost a refund — it can damage the customer's device, and it ends the trust that drives every future purchase.
The defense is boring and effective: buy chargers and cables from an authorized wholesale distributor with a real return path, not from marketplace listings, and keep the brands on your wall consistent enough that your staff can speak to them.
A charging wall that stays simple
The whole category works best small: a few proven charger SKUs across the three wattage tiers, cables in two lengths per connector pairing, a car charger, and a power bank or two. Depth over breadth — running out of the 20W staple is worse than never carrying the exotic SKU. BALAJI Wireless carries chargers, cables, and power under wholesale case-pack ordering with dealer pricing after sign-in, and same-day shipping by 1 PM PT keeps a charging wall reorder inside the week.