Diode Bank
Диодный блок
Banco de diodos
The genuine Shacman X5000 Diode Bank with OEM number DZ97189584377 is a multi‑channel semiconductor module that provides robust unidirectional current control and suppression for multiple circuits in the X5000 heavy‑duty truck. This compact unit integrates several high‑current diodes in a single sealed housing, delivering reliable protection against reverse voltage spikes and inductive flyback from relays, solenoids, and motors. Manufactured to exact Shacman specifications, DZ97189584377 features glass‑passivated silicon junctions, tinned copper terminals, and a flame‑retardant encapsulation that ensures long‑term stability in harsh under‑hood environments. Every electrical parameter is matched to the original factory requirements, guaranteeing direct replacement in the central electrical device board or auxiliary relay boxes.
A degraded or failed diode bank can allow damaging voltage spikes to propagate through the electrical system, potentially destroying ECUs, sensors, and other sensitive electronics. Installing OEM DZ97189584377 restores the factory‑specified protection, ensuring that each channel reliably suppresses transients and blocks reverse current. This module is essential for maintaining the electrical integrity of the X5000, especially in applications with numerous inductive loads.
Each diode bank is 100% tested for forward voltage, reverse leakage, and surge current capability on all channels. Choose genuine Shacman quality for dependable multi‑circuit protection on your X5000.
| Parameter | Specification |
|---|---|
| OEM Part Number | DZ97189584377 |
| Product Name | Diode Bank / Multi‑Channel Protection Module |
| Brand | Shacman (Genuine OEM) |
| Application | Shacman X5000 – Relay suppression, solenoid protection, logic isolation |
| Number of Diodes | 6 independent channels |
| Type (each) | Silicon rectifier, glass‑passivated junction |
| Maximum Repetitive Reverse Voltage (each) | 200 V |
| Average Forward Current (each) | 3.0 A (at 75°C ambient) |
| Peak Forward Surge Current (each) | 125 A (8.3 ms single half‑wave) |
| Forward Voltage Drop (at 3A, each) | ≤ 1.1 V (max) |
| Reverse Leakage Current (at 200V, each) | ≤ 10 µA (at 25°C) |
| Operating Temperature | -55°C to +150°C |
| Package | Sealed polyamide module, 12‑pin connector |
| Terminal Finish | Tin‑plated copper, solderable |
| Weight (approx.) | 32 grams |
| Standards | ISO 9001, IATF 16949, JEDEC, Shacman Q/SC 820 |
The Shacman diode bank DZ97189584377 integrates six independent glass‑passivated silicon rectifiers in a single, space‑efficient module. Each diode provides unidirectional current flow, blocking reverse voltage and suppressing inductive flyback from relays, solenoids, and motors. The glass passivation protects the junction from moisture and ionic contamination, ensuring stable performance over the module’s lifetime. The polyamide housing is flame‑retardant (UL 94 V‑0) and provides excellent insulation resistance, preventing short circuits in dense wiring environments.
The module’s 12‑pin connector allows each diode to be wired independently to different circuits, simplifying harness design and reducing the need for multiple discrete diodes. The tin‑plated copper terminals are designed for reliable solder or crimp connections and resist corrosion. Each diode is 100% tested for forward voltage at rated current, reverse leakage at maximum voltage, and surge current capability. Random samples are subjected to temperature cycling (-55°C to +150°C, 500 cycles), high‑temperature reverse bias (HTRB) testing, and thermal shock to validate long‑term reliability.
With a peak surge current rating of 125 A per diode, the DZ97189584377 module can handle the inrush currents common in automotive circuits without failure. The low forward voltage drop (≤1.1 V at 3 A) minimizes power dissipation, reducing heat generation and improving energy efficiency. This makes it ideal for continuous suppression of relay coils and solenoid drivers.
In the complex electrical network of the Shacman X5000, diode banks serve as one‑way valves for current, preventing reverse flow that can damage sensitive electronics. The DZ97189584377 module is commonly used to suppress the flyback voltage spike generated when a relay or solenoid is de‑energized. Without this suppression, the spike can reach hundreds of volts, destroying the controlling transistor or ECU output. By clamping the voltage to a safe level, the diode bank protects the vehicle’s electronic control modules, ensuring reliable operation of engine management, transmission control, and body electronics.
A failed or missing suppression diode can cause intermittent resets, communication errors, and even permanent ECU damage. Installing the OEM diode bank restores the factory‑designed protection, eliminating these risks. The module’s six independent channels allow simultaneous protection of multiple circuits, making it a compact and cost‑effective solution. The high reverse voltage rating (200 V) provides ample margin for the electrical transients common in heavy‑duty trucks. The hermetically sealed junction also ensures that the diodes remain functional even in the presence of moisture, vibration, and temperature extremes.
Each diode in the bank absorbs the energy from inductive kickback, preventing it from reaching sensitive control circuits. The module’s rapid response time (nanoseconds) ensures that even the fastest transients are clamped effectively, providing comprehensive protection for the vehicle’s electronic architecture.
Installing the Shacman diode bank DZ97189584377 is a straightforward process for trained technicians. Locate the module’s mounting position in the fuse/relay box or on a dedicated bracket. Disconnect the vehicle’s battery, then remove the old module (if present) by unplugging the connector and unfastening any retaining clips. Align the new module’s connector with the harness and press firmly until it locks into place. Secure the module using the original mounting hardware. Reconnect the battery and verify that all protected circuits operate correctly without any error codes.
This diode bank is compatible with all Shacman X5000 models from 2015 onward, including the X5000 M12, heavy‑haul, and construction variants. It directly replaces original part numbers DZ97189584376 and DZ97189584378. Applications include relay suppression for fan controls, solenoid drivers for transmission and suspension, and logic isolation for sensor circuits. Always verify the OEM marking DZ97189584377 on the module body before installation. Using a module with incorrect electrical parameters can compromise protection.
Periodically inspect the diode bank for signs of overheating, such as discoloration of the housing or terminals. If the module appears cracked or the leads are corroded, replace it immediately. The module is designed to be maintenance‑free; however, if the vehicle experiences unexplained electrical issues, check the diode’s forward voltage drop and reverse leakage using a multimeter. A failed diode will show short circuit or open circuit conditions.
Shacman X5000 trucks operate in some of the most demanding environments on Earth, from the scorching heat of desert mines to the freezing cold of arctic logging roads. The diode bank DZ97189584377 is designed to withstand these extremes. Its operating temperature range of -55°C to +150°C ensures reliable performance in engine compartments and exposed locations. The glass passivation and rugged epoxy encapsulation protect the junction from moisture, salt, and chemical contamination, while the tinned leads resist corrosion.
In mining and construction trucks, where vibration is severe, the module’s solid‑state construction and secure connector prevent fatigue failure. For highway fleets, the diode bank provides consistent protection against the voltage spikes generated by the vehicle’s many relays and solenoids, ensuring that the electronics remain reliable over millions of miles. The module’s six‑channel design also reduces the number of individual components needed, simplifying maintenance and inventory management.
1. Multi‑channel integration: Six independent diodes in one module save space and simplify wiring. 2. Superior surge capability: 125 A peak surge per channel protects against transient spikes. 3. Wide temperature range: -55°C to +150°C ensures reliable operation in extreme climates. 4. Robust construction: Glass‑passivated junctions and epoxy encapsulation resist moisture and vibration. 5. Full traceability: Batch‑coded with test report and material certification.
Generic diode banks often have lower surge ratings, higher forward voltage, or narrower temperature ranges, leading to premature failure or inadequate protection. The genuine Shacman module’s premium semiconductor design and rigorous testing ensure reliable, long‑lasting performance. Investing in DZ97189584377 protects your vehicle’s sensitive electronics, reduces downtime, and maintains factory electrical integrity. For fleets, standardizing on genuine diode banks ensures consistent protection and simplifies parts management.
A single failed diode can cause intermittent faults that are difficult to diagnose, leading to hours of labor. By using the DZ97189584377, you prevent such issues. The module’s long life and robust performance reduce the need for replacement, saving labor and parts costs over the vehicle’s lifetime. Reliable circuit protection also prevents costly ECU damage.
Shacman’s diode bank DZ97189584377 is produced in an IATF 16949 certified facility. The silicon wafers are sourced from approved suppliers and undergo rigorous electrical testing before assembly. The dies are mounted and wire‑bonded in a clean room environment, then glass passivated and encapsulated in epoxy. Each module is 100% tested for forward voltage, reverse leakage, and breakdown voltage on all channels using automated testers. Random samples are subjected to thermal cycling (-55°C to +150°C, 500 cycles), high‑temperature reverse bias (HTRB) for 1,000 hours, and surge current testing (125 A) to validate durability. Only modules that pass all criteria are laser‑marked with the OEM part number and packed in anti‑static bags.
This rigorous quality system ensures every DZ97189584377 module performs identically to the original factory component. Consistency is critical for maintaining circuit protection and preventing electrical faults across your entire fleet. The facility also complies with REACH and RoHS environmental regulations, using only lead‑free, water‑based materials.
Genuine Shacman diode bank DZ97189584377 is stocked by authorized distributors worldwide. Parts are supplied in sealed anti‑static bags, 5 modules per retail pack, with clear labeling and batch number. Bulk boxes of 50 modules are available for fleet maintenance depots. Expedited shipping options are available through Shacman’s regional logistics hubs in North America, Europe, Asia, Africa, and the Middle East, with typical delivery within 3‑5 business days. Always purchase from certified dealers and verify the holographic authenticity label. Counterfeit modules may have poor surge ratings, incorrect polarity markings, or inadequate insulation, leading to circuit failure.
For preventive maintenance programs, automated replenishment ensures your workshop never runs out of essential diode banks. Keep a stock of DZ97189584377 on every service truck to handle electrical repairs and module replacements in the field. Many fleets include these modules in their standard parts kits for general electrical maintenance.
The Shacman Diode Bank DZ97189584377 is a precision‑engineered semiconductor module that provides reliable unidirectional current control and surge protection for multiple circuits on X5000 trucks. With six independent channels, high surge capability, low forward drop, and rugged construction, this genuine OEM module safeguards relays, solenoids, and ECUs from damaging voltage spikes. By choosing DZ97189584377, you protect your vehicle’s electrical integrity and ensure dependable operation. Don’t trust generic substitutes – insist on genuine Shacman quality for every diode bank replacement.
