4 Series · 170–400 W · Single & Dual Rail · Built by Changzhou Chuanglian Since 2000
CZCL LED Display Power Supply
The complete CZCL LED display power supply catalog: four series covering the 5 V single-rail ladder from 200 W to 400 W — including the family’s only active-PFC model — plus the dual-rail B-200AF built for common-cathode screens. Official datasheet specs, per-cabinet load math, input-window guidance and pricing, all in one place.
📱 / WhatsApp: +86-191-18802497 · Shenzhen, China · GMT+8
4
Series on this page
200–400 W
Single-rail ladder
250,000 h
Highest family MTBF (MIL-217)
30,000
Units per day, factory output
<0.2%
Annual failure rate (factory)
Short answer
A CZCL LED display power supply is a switching-mode AC/DC unit made by Changzhou Chuanglian Power Supply Technology Corporation (brand CZCL, founded 2000) that converts 176–264 VAC mains into regulated low-voltage DC rails for LED screen cabinets. The display family on this page covers four jobs: the A-200AC-5 (5 V / 40 A / 200 W, 26 mm fanless), the A-300AB-5 (5 V / 60 A / 300 W, fan-cooled, hiccup auto-recovery), the A-400JQ-5P (5 V / 80 A / 400 W, active PFC 0.95, 90% efficiency), and the B-200AF (dual rail 3.8 V / 30 A + 2.8 V / 20 A for common-cathode screens, 250,000 h MTBF). Pick by rail count and cabinet power: 80% loading on each unit gives 160 / 240 / 320 W single-rail budgets, or two independent rails on the B-200AF.
What Is a CZCL LED Display Power Supply?
A CZCL LED display power supply is the component that turns wall power into the low-voltage DC buses an LED screen actually runs on: it rectifies and regulates single-phase AC mains into 3.8 V, 2.8 V or 5 V DC at tens of amps, feeding LED modules, receiving cards and hub boards inside each cabinet. CZCL — the brand of Changzhou Chuanglian Power Supply Technology Corporation, founded in 2000 in Changzhou, Jiangsu — is a power-supply-first manufacturer: a 22,000 m² factory with six SMT lines, a published daily output of 30,000 units, ISO 9001 / ISO 14001 / QC 080000 certification, and a self-reported annual failure rate below 0.2%. The company describes itself as one of China’s three largest standard switching power supply manufacturers, and its display supplies ship into screen factories and rental fleets worldwide.
The display family divides by what the screen needs. Standard screens run their modules and receiving cards from a single 5 V rail — that is the A-series ladder, which steps 200 W, 300 W and 400 W across three cooling philosophies. Energy-saving common-cathode screens split their wiring into two buses at different voltages — that is the B-200AF’s entire reason to exist. Each series page on this catalog carries the full datasheet-level breakdown; this hub holds the map, the math and the pricing.
What Are the Four CZCL LED Display Power Supply Series?
Four series cover the display lineup. Every spec below is signed to its official CZCL datasheet or product page — the model cards link to the full pages.
A-200AC-5 · 200 W Slim
5 V / 40 A / 200 W in a 165 × 56 × 26 mm fanless shell — the family’s slimmest and quietest. −40 to +70°C window, ±1% regulation, 88% efficiency.
Best for: slim die-cast cabinets, churches, studios, silent installs.
A-300AB-5 · 300 W Fan-Cooled
5 V / 60 A / 300 W with a built-in fan, hiccup-mode auto-recovery on all four fault types, and a 200,000 h MTBF. 176–264 VAC input rides deeper brownouts.
Best for: rental fleets, high-brightness indoor faces, dense cabinets.
A-400JQ-5P · 400 W with PFC
5 V / 0–80 A / 400 W — the family flagship and its only active-PFC model (PF 0.95, 90% efficiency). Fanless conduction cooling in a 26 mm shell; full UL/CSA/EN/IEC 62368-1 certificate set.
Best for: large walls, generator sites, audited installs, fewest-supply designs.
B-200AF · Dual-Rail Common-Cathode
Two independent rails from one fanless chassis: 3.8 V / 30 A (114 W) for the LED bus + 2.8 V / 20 A (56 W) for the driver bus. 250,000 h MTBF — family-best — with a −40°C cold-start option.
Best for: common-cathode energy-saving screens, cold-region cabinets.
| Parameter | A-200AC-5 | A-300AB-5 | A-400JQ-5P | B-200AF |
|---|---|---|---|---|
| Output | 5 V / 40 A / 200 W | 5 V / 60 A / 300 W | 5 V / 0–80 A / 400 W | 3.8 V / 30 A + 2.8 V / 20 A (170 W combined) |
| Architecture | Standard screens | Standard screens, high load | Standard screens + PFC | Common-cathode screens |
| Cooling | Fanless, 26 mm | Built-in fan, 31.2 mm | Fanless conduction + plate, 26 mm | Fanless, 30 mm |
| Efficiency | 88% | ≥86% | 90% | Not published |
| Input window | 190–264 VAC | 176–264 VAC | 180–264 VAC | 180–264 VAC |
| Protection | Short circuit / overload | Hiccup, auto-recovery | Hiccup, auto-recovery | Short-circuit hiccup, auto-recovery |
| MTBF (25°C) | Not published | 200,000 h | 100,000 h | 250,000 h |
| Working temperature | −40 to +70°C | −25 to +60°C | −20 to +70°C | −30 to +60°C |
| Dimensions / weight | 165 × 56 × 26 mm / 0.3 kg | 212 × 81.5 × 31.2 mm / 0.75 kg | 220 × 48 × 26 mm / 0.34 kg | 194 × 82 × 30 mm / 0.55 kg |
| Safety reference | UL / EN / IEC 62368 | UL 1012 / GB 4943 | UL / CSA / EN / IEC 62368-1 + CCC | EN 55024 / GB 17625.1 |
Which CZCL LED Display Power Supply Fits Your Screen?
Match the supply to the cabinet in three questions: what rail does the module architecture demand, how much power does the cabinet actually draw, and what does the installation site punish you with (heat, dust, cold, weak grids). The quick table reads left to right:
| Your screen | Pick | Why |
|---|---|---|
| Slim rental or fixed cabinet, silence matters | A-200AC-5 | 26 mm fanless shell fits bays that reject 30 mm-class units; zero acoustic signature. |
| Dense indoor wall, 200 W supply over budget | A-300AB-5 | 60 A rail with hiccup auto-recovery — transient overloads blink instead of darkening a cabinet. |
| Big wall, generator power, inspection file | A-400JQ-5P | Active PFC 0.95, 90% efficiency, full 62368-1 certificate set — fewest supplies per cabinet with clean grid behavior. |
| Common-cathode energy-saving modules | B-200AF | The only dual-rail unit: 3.8 V LED bus + 2.8 V driver bus from one chassis, 250,000 h MTBF. |
Mixing is normal: a screen can run A-400JQ-5P units on its power-hungry ground rows and A-200AC-5 units elsewhere, as long as every cabinet’s bus carries one rail voltage. The one wrong mix is architecture — a single-rail supply cannot feed a common-cathode screen, and vice versa.
How Much Load Can Each CZCL LED Display Power Supply Carry?
Every supply on this page obeys the same two rules: industry practice caps switching supplies at 80% loading, and the factory datasheets ask for at least 30% power headroom — both point to the same budgets. Plan cabinets against these numbers and the fleet lasts:
| Unit | Rated | Usable at 80% | Typical cabinet coverage |
|---|---|---|---|
| A-200AC-5 | 200 W / 40 A | 160 W / 32 A | One 500 × 500 mm indoor cabinet (4 P2.5-class modules + receiving card) |
| A-300AB-5 | 300 W / 60 A | 240 W / 48 A | A dense 500 × 1000 mm indoor cabinet or a bright outdoor module group |
| A-400JQ-5P | 400 W / 80 A | 320 W / 64 A | Two to three outdoor cabinets concentrated on one rail |
| B-200AF | 114 W + 56 W (two rails) | 91 W + 45 W (per rail) | One common-cathode cabinet’s two buses |
Turn these budgets into module counts with the per-module draws in our LED display power consumption guide — average program material for indoor P2.5 sits near 10–15 W, outdoor P4.81 nearer 20–30 W, and receiving cards take 3–5 W apiece on the same rail.
Which Input Voltage Do CZCL LED Display Power Supplies Cover?
All four series are 220–240 V-grid units: datasheet windows run from 176 to 190 VAC on the low end to 264 VAC on the high end, with production nameplates reading 200–240/264 VAC. That covers Europe, the Middle East, Africa, most of Asia, Australia and much of South America. It excludes 100–120 V grids outright:
US, Canada, Japan, Taiwan: these models are not for your wall
No supply in this display family accepts 100–120 VAC. For those markets, order a wide-input (universal 100–240 VAC) series or feed the installation through step-up sources — we quote the matching CZCL wide-input models on request.
Two design-center details worth keeping from the datasheets: the A-300AB-5 rides the deepest brownout (176 VAC floor), and the A-400JQ-5P’s active PFC keeps input current clean across the whole 180–264 VAC window — on long feeder runs that difference shows up as fewer nuisance trips. For region-by-region planning, the power consumption guide carries the breaker and cable math.
Single Rail or Dual Rail: Which Output Architecture Does Your Screen Need?
This is the fork in the catalog. Standard LED modules drive their LEDs from a 5 V rail through constant-current driver ICs — any A-series unit serves them. Common-cathode modules split the wiring: the LED string runs from a lower positive rail sized near its forward voltage, and the driver ICs run from an even lower independent rail, so the difference voltage stops burning as heat inside the drivers. Feed those modules from a 5 V supply and you erase the efficiency the architecture exists to deliver; feed them the wrong rail and driver ICs die.
The B-200AF answers that architecture with independent 3.8 V and 2.8 V rails from one chassis. If your bill of materials says “common cathode,” start at the B-200AF page and read the common cathode LED technology explainer; everyone else stays on the A-ladder.
Why Does CZCL Dominate the LED Display Power Supply Market?
Because the factory is a power specialist, not a screen brand selling accessories. The numbers behind that claim, all from CZCL’s own catalogue and corporate materials: founded 2000 (25-plus years in switching supplies), 22,000 m² self-owned plant, 6 SMT lines plus 14 automatic assembly lines, 30,000 units of daily output, an annual average failure rate below 0.2%, and 100% burn-in testing before shipment. R&D runs four project teams of 60-plus engineers with a self-built EMC chamber, and the company holds ISO 9001, ISO 14001 and QC 080000 with national “little giant” specialized-enterprise status.
For a screen builder the practical meaning is supply-chain depth: display supplies are this factory’s core business, the model range spans 5 W to 2,000 W across display, industrial and lighting lines, and the display family’s parts (terminals, housings, protection circuits) stay consistent across generations — which is why the A-series ladder reads like one design language stepped across 200, 300 and 400 W.
How Does CZCL Compare With G-Energy and Meanwell at 200–400 W?
At the 5 V display point, three names share most bill-of-materials: CZCL, G-Energy and Meanwell. The honest comparison:
- Price position: street prices run G-Energy lowest (N200V5-C near $7–16), CZCL mid ($12–25 across this family), Meanwell premium (UHP-200-5 at $36) — sources in the pricing section below.
- Profile: CZCL’s 26 mm A-200AC-5 and A-400JQ-5P sit at the slimmest end of the 200–400 W class; most 30 mm-class competitors need deeper bays.
- Features per dollar: active PFC at 400 W (A-400JQ-5P) and dual-rail common-cathode output (B-200AF) are CZCL-exclusive in this comparison set’s display range.
- Redundancy: none of the base display units current-share; N+1 designs move to dedicated current-sharing series from CZCL or G-Energy.
- Brand DNA: CZCL is a switching-supply specialist (national-level specialized enterprise), Meanwell an industrial PSU generalist, G-Energy an LED-screen-native power brand.
For a deeper cut on the 200 W head-to-head, the A-200AC-5 page carries the signed price table against G-Energy and Meanwell equivalents.
How Much Does a CZCL LED Display Power Supply Cost?
Observed street pricing, September 2026, signed to source; project and volume tiers step down sharply from these singles:
| Model | Street price | Source |
|---|---|---|
| A-200AC-5 | $12.50; $22.99–$29.99 (series) | leddisplaysupply.com; ledscreenparts.com |
| A-300AB-5 | $13.00 (from $15.20) | ledcontrollercard.com |
| A-400JQ-5P | $25.14 | AliExpress |
| B-200AF | Project part — little street retail; quote-based | B2B channel |
Sample · 1–10 pcs
Repairs, prototypes, trial cabinets — build options (three-proofing, cold-start) specified at this stage.
Project · 10–500 pcs
Whole-screen quantities with per-cabinet (or per-rail) load math and certificate copies for the inspection file.
Volume · 500+ pcs
Production-line pricing on CZCL stock with container freight planning and batch date-code consistency.
Which Applications Use CZCL LED Display Power Supplies?
Four scenarios cover most of the family’s deployment map — each links to a screen build where the same math applies:
Indoor fixed walls
A-200AC-5 density math per 500 × 500 mm cabinet, silent fanless operation for lobbies, churches and conference rooms.
Rental and staging fleets
A-300AB-5 hiccup recovery keeps transient overloads from darkening a cabinet mid-show; fan service joins the standard pre-rig check.
Outdoor billboards
A-400JQ-5P concentrates two to three cabinets per supply with PFC-clean grid behavior on long feeder runs.
Energy-saving common-cathode walls
B-200AF feeds both module buses from one chassis; the dual-bus wiring discipline lives on its page.
How Do You Install and Wire CZCL LED Display Power Supplies Safely?
The family shares one installation discipline, with two per-model twists. Common to all four: M3 mounting screws with penetration limited to 3–4 mm depending on model, ground wire heavier than AWG 18, no output paralleling (none of these base units current-share), and the factory’s 30% headroom sizing rule.
1 · Verify the grid before anything else
200–240 V nominal. Every model in this family shuts out 100–120 V grids — catching that at survey stage is free; catching it at commissioning is not.
2 · Build the thermal path the datasheet demands
Fanless models (A-200AC-5, A-400JQ-5P, B-200AF) conduct into the mounting surface — the A-400JQ-5P and B-200AF datasheets require the 400 × 400 × 3 mm auxiliary plate (with thermal paste on the JQ-P); the A-300AB-5 needs airflow across its fan instead.
3 · Wire AC, earth, then DC — and meter before power
Follow each page’s terminal map; on the dual-rail B-200AF, label the V1 and V2 buses at harness stage. Factory instructions on every model call for short-circuit checks on both sides before switch-on.
4 · Load-test and log the fleet
Full white for ten minutes, rail voltage verified at the bus far end, then serials and date codes onto the cabinet map — the 30–40 piece cartons mean your fleet shares batches, and the map wins future warranty conversations.
When a unit does fail, the LED display power supply diagnostics and replacement guide carries the full test-and-swap workflow.
What Problems Do Failing LED Power Supplies Cause?
Power trouble wears disguises — three signatures cover most field calls across this family:
Dim or uneven brightness, one cabinet
Aging capacitors sag the rail under load; the cabinet corner looks tired at full white while neighbors shine.
Flicker on camera or under load spikes
Frame-by-frame rail dips track bright content — suspect the supply before the module.
Cabinet reboots or dead sections
Protection cycling reads as “random” dead cabinets; measure the rail during the dropout.
CZCL LED Display Power Supply: Frequently Asked Questions
Who makes CZCL LED display power supplies?
Changzhou Chuanglian Power Supply Technology Corporation (brand CZCL), founded in 2000 in Changzhou, Jiangsu — a switching-supply specialist with a 22,000 m² factory, 30,000 units of daily output and ISO 9001 / ISO 14001 / QC 080000 certification.
Which CZCL supply should I use for a standard LED screen?
Match the cabinet’s 80% budget: A-200AC-5 (160 W usable) for one typical indoor cabinet, A-300AB-5 (240 W) for dense or bright cabinets, A-400JQ-5P (320 W) when you want the fewest supplies and PFC-clean grid behavior.
What makes the B-200AF different from the A-series?
It is a dual-rail supply for common-cathode screens: 3.8 V / 30 A for the LED bus plus 2.8 V / 20 A for the driver bus, independently regulated from one fanless chassis. The A-series are single 5 V-rail units.
Can I run CZCL display power supplies on 110 V in the US?
No — every model in this family requires a 200–240 V nominal grid (datasheet windows from 176 to 190 VAC minimum). For 100–120 V markets use a wide-input series or a step-up source.
Can I parallel two CZCL supplies for more power?
Not these base units — none of the four current-share, so paralleled units will not divide load evenly. Add supplies feeding separate module groups, or move to CZCL’s dedicated current-sharing series for N+1 designs.
Why does the A-400JQ-5P need an aluminum mounting plate?
It cools by conduction, not convection alone: the datasheet requires mounting on an aluminum plate or metal cabinet skin with thermal grease, referencing a 400 × 400 × 3 mm plate. The B-200AF asks for the same plate at continuous full load.
Which model has the best reliability rating?
The B-200AF publishes the family’s highest MTBF at 250,000 hours (25°C, MIL-217), followed by the A-300AB-5 at 200,000 hours and the A-400JQ-5P at 100,000 hours; the A-200AC-5 datasheet does not state an MTBF.
What certifications does the family carry?
The A-400JQ-5P carries the fullest file: UL 62368-1, CAN/CSA C22.2 No. 62368-1, EN 62368-1, IEC 62368-1 and GB 4943.1 (CCC). The A-200AC-5 platform references UL/EN/IEC 62368; the A-300AB-5 references UL 1012/GB 4943; the B-200AF references EN 55024 and GB 17625.1. Ask for certificate copies of the exact variant when ordering.
What warranty does CZCL give on these supplies?
The A-300AB-5, A-400JQ-5P and B-200AF datasheets all state a 2-year factory warranty; CZCL’s catalogue quotes two to three years depending on series. Confirm the term for your batch at order time — and keep the cabinet map with serials.
Do CZCL display supplies work with Novastar or Colorlight receiving cards?
Yes — receiving cards ride the same 5 V rail as the modules (3–5 W each), which is why the A-series singles cover a cabinet’s modules and card together. The control-side catalog lives in our LED screen display control system guide.
Quote the CZCL Power Chain With the Load Math Done
Tell us the screen, the modules and the site; we return the model mix, per-cabinet budgets and a matched quote from a LED screen manufacturer that ships worldwide.
📱 / WhatsApp: +86-191-18802497 · Shenzhen, China · GMT+8
Related LED Display Power Resources
LED Display Power Consumption
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Power Supply Diagnostics & Replacement
Test a suspect supply, swap it inside a live screen, and root-cause repeat failures.
Common Cathode LED Technology
The dual-bus architecture the B-200AF is built to power, and the modules that need it.
LED Screen Display Control System
The control-side catalog that rides on these 5 V rails: sending cards, receiving cards, processors.
CZCL LED Power Supply Guides
Four deep-dives from the CZCL power series – the count math, the selection flow, the pricing and the head-to-head verdicts.