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Ordering a bridge rectifier in KSA without confirming phase count, current rating, and reverse voltage against the actual load is the most common specification mistake buyers make - a single phase bridge rectifier rated for a small power supply and a three phase module rated for a variable frequency drive are not interchangeable, and undersizing the reverse voltage rating on an industrial supply will destroy the rectifier the first time the line sees a voltage spike. This guide covers every bridge rectifier type stocked by bridge rectifier suppliers in KSA - single phase and three phase bridge rectifiers, KBL bridge rectifiers, dry type rectifier transformers, and high voltage full wave bridge rectifiers - along with certifications, technical specifications, indicative pricing, and named suppliers across Riyadh and the wider Kingdom.
Two bridge rectifier suppliers covering Riyadh and the wider Kingdom - use the "Why Choose" section under each to match the supplier to your project before you call.
Address: Prince Mohammed Bin Abdulrahman Bin Abdulaziz Road, Riyadh, KSA | Phone: +966 55 947 1701 | Mobile: +966 54 802 2461
HARMATEK is based on Prince Mohammed Bin Abdulrahman Bin Abdulaziz Road in Riyadh, giving it direct reach across the capital's electrical, electronics, and industrial equipment sector. Publishing both a landline and a mobile contact number gives buyers a direct route for urgent orders, which matters when a rectifier failure has taken a piece of equipment offline and a same-day or next-day replacement is needed rather than a multi-day lead time. Its product range spans both single-phase and three-phase bridge rectifiers, meaning buyers sourcing for a mix of small electronic power supplies and larger industrial drive or charging systems can order from one account rather than splitting the purchase across two suppliers.
Address: 34856, Saudi Arabia | Phone: +966 13 840 4500
Eram Power Electronics Company operates under a company name that signals a specialization in power electronics equipment specifically, rather than general electrical components - a positioning that matters for buyers sourcing rectifier equipment integrated into larger power conversion systems, such as electroplating rectifiers and dry-type rectifier transformers, rather than a standalone diode bridge component. Its single published phone number provides a direct enquiry route for process and industrial power equipment requirements.
| If You Need Rectification For... | Choose This Rectifier Type | Supplier |
|---|---|---|
| General electronics and small power supplies | Single phase bridge rectifier (DB107, KBL series) | HARMATEK |
| Industrial drives and three-phase equipment | Three phase bridge rectifier (SKD, VUO series) | HARMATEK |
| Electroplating and process power | Electroplating rectifier / dry type rectifier transformer | Eram Power Electronics Company |
| High-voltage industrial power conversion | High voltage full wave bridge rectifier | HARMATEK |
| Battery charging and DC motor field supplies | Three phase bridge rectifier module | HARMATEK |
| General power supply and renewable energy DC conversion | Bridge Rectifier 35A | HARMATEK |
A bridge rectifier is a diode arrangement - four diodes in a bridge circuit configuration - that converts alternating current (AC) into direct current (DC) by providing the same output polarity regardless of which direction the AC input current is flowing at any instant. It's the standard rectification stage in power supplies, battery chargers, motor drives, and any equipment that needs a steady DC supply from an AC source.
Bridge rectifiers stocked for the Saudi market, including the Bridge Rectifier 35A range, are expected to meet the same international safety and quality standards used across the electronics industry. Confirm the specific compliance documentation for the part number being ordered rather than assuming certification applies across an entire product line.
| IEC Standards | International Electrotechnical Commission standards for electrical and electronic components, covering electrical safety, ratings, and test methods for rectifier diodes and modules. |
| RoHS Directive | Restriction of Hazardous Substances compliance, limiting lead, mercury, cadmium, and other restricted substances in the component's construction for environmental and workplace safety. |
| ISO 9001 | Certified manufacturing quality management system standard, covering the consistency and traceability of the manufacturing process rather than the product's electrical specification itself. |
For industrial and process applications specifically, always request the datasheet and compliance documentation for the exact part number and current/voltage rating being ordered - a general "meets IEC standards" claim on a product line doesn't substitute for the specific test report a project's QA/QC process may require.
Named bridge rectifier models and part numbers referenced by buyers and suppliers in KSA, with technical specifications. Contact the supplier directly for current stock and pricing on the specific part number.
The DB107 is a single-phase, 1A, 1000V glass-passivated bridge rectifier in a compact through-hole DIP-4 package - part of the wider DB101 through DB107 series, where the number denotes the voltage rating (DB101 = 100V up to DB107 = 1000V) at a fixed 1A current rating. It's a standard, widely available part used across household appliances and general industrial electronics wherever a small, low-cost single-phase rectification stage is needed on a PCB.
Configuration: Single Phase | Forward Current: 1A | Repetitive Peak Reverse Voltage: 1000V | Package: Through-Hole DIP-4
Where to buy: HARMATEK
The KBL608 is a single-phase bridge rectifier rated at 6 amperes forward current and 800 volts repetitive peak reverse voltage, part of the widely-stocked KBL industry-standard package family. The higher current rating over a DB-series part suits it to power supplies and battery chargers drawing more current than small electronics circuits, while the 800V rating gives a solid safety margin above standard single-phase mains voltage.
Configuration: Single Phase | Forward Current: 6A | Repetitive Peak Reverse Voltage: 800V | Package: KBL Standard Module
Where to buy: HARMATEK
The VS-26MB40A is a single-phase bridge rectifier module from the Vishay 26MB series, a chassis-mount package sized for the mid-current range used in power supplies and general industrial rectification stages above what a compact PCB-mount part like the DB107 can handle. As with any Vishay-format part number, confirm the exact current and voltage rating against the specific datasheet with the supplier before ordering, since suffix codes vary the voltage class within the series.
Configuration: Single Phase | Series: Vishay 26MB | Package: Chassis-Mount Module
Where to buy: HARMATEK
The Semikron SKD 53/16 is a three-phase power bridge rectifier module rated at 53A forward current and 1600V repetitive peak reverse voltage, built with glass-passivated silicon chips on a direct copper bonded (DCB) aluminium substrate base plate for low thermal impedance. It's suited to PCB mounting and wave soldering, and is commonly specified for three-phase power supply rectification, variable frequency drive input stages, DC motor field supplies, and industrial battery charger rectifiers.
Configuration: Three Phase | Forward Current: 53A | Repetitive Peak Reverse Voltage: 1600V | Base Plate: DCB Aluminium Substrate
Where to buy: HARMATEK
The IXYS VUO82-16NO7 is a three-phase bridge rectifier module rated at approximately 88-90A forward current and 1600V repetitive peak reverse voltage, built in the industry-standard PWS-D 5-pin chassis-mount package with a DCB ceramic base plate. Typical applications include DC power equipment supplies, PWM inverter input rectifiers, and battery DC power supplies - a step up in current capacity from the SKD 53/16 for larger industrial power conversion loads.
Configuration: Three Phase | Forward Current: ~88-90A | Repetitive Peak Reverse Voltage: 1600V | Package: PWS-D, 5-Pin, DCB Ceramic Base Plate
Where to buy: HARMATEK
A 35A-class bridge rectifier sits comfortably in the medium industrial current range, suited to general power supply rectification, battery charging systems, and DC conversion stages in renewable energy equipment such as solar charge controllers and small inverter systems, where the current draw exceeds what a small PCB-mount part can handle but doesn't require a full industrial three-phase module.
Forward Current: 35A | Suitable For: General power supply, battery charging, renewable energy DC conversion
Where to buy: HARMATEK
A 100A, 1600V rated 2-phase bridge rectifier configuration for specialized power conversion applications outside the standard single-phase or three-phase category. Given the less common nature of 2-phase rectifier circuits, confirm the exact circuit topology and phase relationship required with the equipment manufacturer before specifying this configuration, rather than assuming it's interchangeable with a standard single or three-phase module of similar current rating.
Configuration: 2-Phase | Forward Current: 100A | Repetitive Peak Reverse Voltage: 1600V
Where to buy: HARMATEK
A side-by-side comparison of the main bridge rectifier brands and part families referenced across this guide, covering configuration, current rating, voltage rating, and typical application.
| Brand / Series | Configuration | Current Rating | Voltage Rating (VRRM) | Package | Typical Application |
|---|---|---|---|---|---|
| DB Series (DB107) | Single Phase | 1A | 1000V | Through-Hole DIP-4 | Small electronics, appliances, PCB-mount power supplies |
| KBL Series (KBL608) | Single Phase | 6A (series spans ~4-25A+) | 800V (series spans 50-1000V+) | KBL Standard Module | Power supplies, battery chargers, mid-current rectification |
| Vishay 26MB Series (VS-26MB40A) | Single Phase | ~25A class | Confirm exact rating with datasheet | Chassis-Mount Module | Power supplies, general industrial rectification |
| Semikron SKD Series (SKD 53/16) | Three Phase | 53A | 1600V | DCB Aluminium Substrate, PCB/Wave Solder | VFD input rectification, DC motor field supplies, battery chargers |
| IXYS VUO Series (VUO82-16NO7) | Three Phase | ~88-90A | 1600V | PWS-D, 5-Pin, DCB Ceramic | High-capacity industrial rectification, PWM inverter input, DC power equipment |
| Bridge Rectifier 35A (general class) | Single Phase | 35A | Brand/model dependent | Chassis-Mount Module | General power supply, battery charging, renewable energy DC conversion |
| 2-Phase Bridge Rectifier (specialized class) | 2-Phase | 100A | 1600V | Chassis-Mount Module | Specialized power conversion - confirm circuit topology before specifying |
| Dry Type Rectifier Transformer (Eram Power Electronics) | Transformer + Rectifier Assembly | Project-specific, high current | Low voltage, controlled DC output | Dry-Type (Air-Cooled) Assembly | Electroplating, process power, controlled DC bath supply |
As a general rule across brands: single phase bridge rectifiers (DB, KBL, Vishay 26MB series) cover current ratings from 1A up to roughly 35A for general electronics and mid-power applications, while three phase modules (Semikron SKD, IXYS VUO series) start around 50A and scale up past 90A for industrial drive and process power conversion. Voltage rating scales independently of current - always confirm both figures against the application rather than assuming a higher-current part automatically carries a higher voltage rating.
| Application | Recommended Rectifier | What to Look For |
|---|---|---|
| General electronics and appliance power supplies | Single phase bridge rectifier (DB107, KBL series) | Current rating matched to load, adequate voltage margin above supply |
| Variable frequency drive input rectification | Three phase bridge rectifier module (SKD, VUO series) | Current capacity for the drive's rated load, thermal management |
| Battery charging systems | Single or three phase bridge rectifier depending on charger capacity | Current rating, surge current capability |
| Electroplating and process power | Electroplating rectifier / dry type rectifier transformer | Controlled low-voltage high-current output, adjustability |
| DC motor field supplies | Three phase bridge rectifier | Current and voltage rating matched to motor field requirement |
| Renewable energy DC conversion | Bridge Rectifier 35A or similar mid-current rating | Current rating, efficiency, thermal derating in outdoor installation |
| Bridge Rectifier Category | Price Range (SAR) | Main Price Factors |
|---|---|---|
| Small single phase (DB series, 1-6A) | 1-25 | Current rating, voltage rating, package style |
| Mid-current single phase (KBL series, 6-25A) | 15-95 | Current rating, brand, voltage class |
| Bridge Rectifier 35A class | 80-220 | Package, brand, application (renewable/power supply) |
| Three phase industrial modules (53-100A, SKD/VUO series) | 250-1,800 | Current rating, voltage rating, brand, base plate material |
| Dry type rectifier transformer / electroplating rectifier | Project-specific, request quotation | Output current/voltage requirement, control features, transformer sizing |
Bridge rectifier price in KSA moves primarily with current rating and voltage class rather than physical size alone - a compact three-phase module can cost several times a larger single-phase part simply because it's rated for a much higher current and voltage. Electroplating rectifiers and dry type rectifier transformers are typically quoted per project since output current, control features, and transformer sizing vary by application - request a current quotation from the supplier for the specific output requirement.
A capacitor bridge rectifier circuit pairs a bridge rectifier with a smoothing capacitor across the DC output, reducing the ripple left over from the rectification process before the DC reaches sensitive downstream electronics - almost every practical power supply bridge rectifier design includes this capacitor stage, since the raw rectified output from the diode bridge alone is a pulsing DC waveform rather than a smooth one. Confirm the capacitor's voltage rating exceeds the rectifier's peak DC output, not just the nominal supply voltage.
A bridge rectifier converts alternating current (AC) into direct current (DC) using a four-diode (single phase) or six-diode (three phase) bridge arrangement that gives the same output polarity regardless of which direction the AC input is flowing at any instant. It's the standard rectification stage in power supplies, battery chargers, motor drives, and any equipment needing a steady DC supply from an AC source.
A 35A-class bridge rectifier suits general power supply rectification, battery charging systems, and DC conversion stages in renewable energy equipment such as solar charge controllers, where the current draw exceeds a small PCB-mount part but doesn't need a full industrial three-phase module.
Yes, provided the specific part is rated for it - bridge rectifiers range from small 1A through-hole parts like the DB107 up to industrial three-phase modules rated 53A (Semikron SKD 53/16), 88-90A (IXYS VUO82-16NO7), and beyond. Always match the rectifier's forward current rating to the actual load current, with an appropriate safety margin, rather than assuming a "bridge rectifier" is a single fixed-capacity component.
Yes, it complies with IEC, RoHS, and ISO standards. IEC standards cover electrical safety and component ratings, RoHS Directive compliance restricts hazardous substances in construction, and ISO 9001 certification covers the manufacturing quality management process. Always confirm the specific compliance documentation for the exact part number being ordered.
Bridge rectifiers are commonly used in renewable energy equipment for AC-to-DC conversion stages, such as in solar charge controllers and small inverter systems. Match the current and voltage rating to the specific system's output, and confirm thermal derating for outdoor installation in Saudi Arabia's summer ambient temperatures.
A correctly-specified bridge rectifier operating within its rated current, voltage, and thermal limits can last for many years, since it has no moving parts and diode failure is primarily driven by exceeding current, voltage, or temperature ratings rather than routine wear. The most common cause of premature failure is a voltage spike exceeding the rectifier's reverse voltage rating or sustained operation above its rated current with inadequate heatsinking.
HARMATEK in Riyadh covers single phase and three phase bridge rectifiers including the KBL series, and Eram Power Electronics Company covers power supply bridge rectifiers, dry type rectifier transformers, and electroplating rectifiers. See the supplier cards above for full contact details.
Power supply equipment and the bridge rectifier components inside them are available through electronics and power electronics suppliers such as HARMATEK and Eram Power Electronics Company, both covered in this guide. For a specific power supply application, specify the required output current and voltage alongside the bridge rectifier's own rating.
Bridge rectifier price in KSA ranges roughly SAR 1-25 for small single-phase parts (DB series, 1-6A), SAR 15-95 for mid-current KBL-series rectifiers, SAR 80-220 for Bridge Rectifier 35A class units, and SAR 250-1,800 for industrial three-phase modules (53-100A, SKD/VUO series). Dry type rectifier transformers and electroplating rectifiers are typically quoted per project. Contact the supplier for a current quote on the specific part number and quantity.
