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20W Mini GaN Chargers: The Small-Size Price Point

The manufacturer lists these models with the words “small size” in their own titles. The 20W and 25W mini series is the retail traffic tier: full 9V PD profiles for phones in the smallest documented formats, single-port and A+C.

5V9V12V15V20V USB PD / PPS VOLTAGE STEPS
20W / 25Wmini tier
Small sizeper model titles
1C & A+Clayouts
US/EU/UKplug options

The series

ModelConfigurationInputOutput profile (as published)Plug / finishCerts listed
NHK-M20W1CPD 20W, 1x USB-CAC 100-240V, 50/60Hz5V/3A, 9V/2.22A, 12V/1.67AStraight US / EU / UK—
NHK-M20W1A1CPD 20W, USB-A + USB-C110-240V AC, 50/60Hz, 0.6AUSB-A: 5V/3A, 9V/2A, 12V/1.5A; Type-C: 5V/3A, 9V/2.22A, 12V/1.67A; PPS 3.3-5.9V/3A, 3.3-11V/1.8A; combined 5V/3A, 20W totalStraight US / EU / UK—
NHK-M25W1CPD 25W, 1x USB-C100-240V AC, 50/60Hz, 0.8AType-C: 5V/3A, 9V/2.5A, 12V/2.08A (25W)Straight US / EU / UK—
NHK-M25W1A1CPD 25W, USB-A + USB-C100-240V AC, 50/60Hz, 0.8AType-C: 5V/3A, 9V/2.5A, 12V/2.08A; USB-A: 5V/3A, 9V/2A, 12V/1.5A (25W)Straight US / EU / UK—
NHK-M20U1A1CPD 20W, USB-A + USB-C, foldable plug100-240V AC, 50/60Hz, 0.6AUSB-A: 5V/3A, 9V/2A, 12V/1.5A; Type-C: 5V/3A, 9V/2.22A, 12V/1.67A; PPS 3.3-11V/1.8A; combined 5V/3A, 20W totalFoldable US / EU / UK—
NHK-M20Y1CPD 20W, 1x USB-C (small size)AC 100-240V, 50/60Hz5V/3A, 9V/2.22A, 12V/1.67AStraight US, EU, UK—
NHK-M20Y1A1CPD 20W, USB-A + USB-C (small size)AC 100-240V, 50/60HzUSB-C: 5V/3A, 9V/2.22A, 12V/1.67A; USB-A: 5V/3A, 9V/2A, 12V/1.5AStraight US, EU, UK—
NHK-C20U1A1CPD 20W, USB-A + USB-C110-240V, 50/60Hz, 0.5AUSB-A: 5V/3A, 9V/2A, 12V/1.5A; USB-C: 5V/3A, 9V/2.22A, 12V/1.67A; combined 5V/3AStraight / foldable US, EU, UKTUV, CE, RoHS
NHK-C25U1CPD 25W, 1x USB-C110-240V, 50/60Hz, 0.8APD: 5V/3A, 9V/2.77A, 12V/2.08AStraight / foldable US, EU, UKCE, RoHS
All profiles are the standard phone PD set (5V/3A, 9V steps, 12V steps). The A+C models publish a combined 5V/3A line — quote that, not 20W, for simultaneous two-device use.

Why mini is a category, not a compromise

At 20W the GaN advantage is purely physical: the same 9V/2.22A phone profile in a body small enough for a handbag or a jacket pocket, which is exactly what the manufacturer's “small size” titles claim and what the format delivers. The 25W pair adds a 12V/2A step for slightly faster tablet top-ups. For bundle programs — a charger in every handset box, a charger in every hotel amenity kit — this is the tier where unit cost and cube size decide the deal, and both models publish foldable US versions for the travel channel.

Positioning against the rest of the shelf

Do not sell the mini tier against laptops: 20W will maintain a sleeping ultrabook, not charge a working one. The honest shelf ladder is mini 20W for phones, 30-35W for phones plus tablets, 45W for ultrabooks and 65W for full laptops. The wattage guide gives the device-by-device mapping to write your shelf cards from.

Bundle economics

The mini tier is where charger programs meet packaging economics: at this size and wattage, the unit disappears into a handset box, a hotel amenity tray or a promotional gift set without changing the outer packaging's dimensions class. That is why the foldable US versions matter commercially as much as electrically - a foldable unit survives loose packing that would snap a rigid prong. When you quote this tier, quote it as a system (unit + packaging format + plug standard) rather than a bare unit price; the FAQ's pricing structure - quantity, packaging, certification scope, production plan - moves this tier more than any other.

Program terms for this series

Standard terms across the catalogue: MOQ normally 3,000 pcs per item; lead time around 35 days after pre-production sample confirmation; 12-month warranty; payment by T/T, L/C, D/P or D/A. OEM/ODM scope — logo, wattage and port configuration — is set out on the OEM/ODM page. Send model numbers, plug standard and quantity through the contact page for a configuration-accurate quote.