TonHe TH400X03ZZ Intelligent Fire Power Supply
Upgrade your industrial fire protection systems with the TonHe TH400X03ZZ Intelligent Fire Power Supply. Featuring an AC380V input, adjustable DC300V-450V output, and ZD protocol support, this robust module ensures reliable, uninterrupted power for critical safety infrastructure. Features built-in fault diagnostics and manual/auto control modes.
TonHe TH400X03ZZ Intelligent Fire Power Supply
The TonHe TH400X03ZZ is a high-performance intelligent fire power supply unit engineered specifically for the rigorous demands of industrial firefighting systems. Designed for maximum safety and reliability, this module operates on a rated input of AC380V and delivers a stable, adjustable DC output ranging from 300V to 450V with a current range of 0.3A to 3A. The intuitive front panel provides operators with comprehensive system monitoring and control, featuring clear LED indicators for Power (RUN), Fault (FAULT), and Over-temperature (O.T.) conditions. Additionally, the unit is equipped with an Auto/Manual mode toggle, Voltage Adjustment (V ADJ) controls, a V/A display button, and 4-pin address dip switches to ensure seamless network integration via the ZD protocol (Version V3.2). Built to strict industrial standards, the TH400X03ZZ is an essential, fail-safe power solution for critical fire protection infrastructure.
Technical Specifications:
- Brand & Model: TonHe TH400X03ZZ
- Rated Input Voltage: AC380V
- Output Voltage Range: DC300V~450V
- Output Current Range: 0.3A~3A
- Communication Protocol: ZD (Version: V3.2)
- Control Interface: Auto/Manual Switch, Voltage Adjustment (V ADJ), V/A Display Toggle, Address Dip Switches (1-4)
- Status Indicators: Power (RUN), Fault (FAULT), Over-temperature (O.T.)

| Brand | TonHe |
|---|---|
| Model | TH400X03ZZ |
GENERAL DELIVERY INFORMATION
Thank you for visiting and shopping at www.zxanhyd.com. Following are the terms and conditions for the Shipping Policy for ZXAN Hydraulic.
Orders will be processed and shipping during standard working hours (0830 – 1730 BST) Monday to Friday (excluding Bank Holidays)., are processed and despatched on the same business day. If we are experiencing a high volume of orders, shipments may be delayed by 1-2 Days. Please allow additional days in transit for delivery. If there will be a significant delay in shipment of your order, we will contact you via email or telephone.
NTERNATIONAL DELIVERY RATES & ESTIMATES
Shipping charges for your order will depend on weight and country the order is to be shipped to. All cost will be calculated and displayed at checkout. All orders for delivery within the Asia will arrive on a 2-5 day delivery service depending on Country location. All shipments outside the Asia will arrive on a 3–7-day delivery service depending on Country location. Please check for accurate delivery times with our Sales department. If you Parcel has not arrived within the time expected please do not hesitate to contact us. Please ensure the ship to address you type during checkout is correct. We are not responsible for any wrong or undeliverable addresses.
CUSTOMS, DUTIES AND TAXES
Import duties, taxes, and brokerage fees are not included in the product price or shipping and handling cost. These charges are the buyer’s responsibility as we are only charging the transportation fee for your order. You may check with your country’s customs office to determine if there will be additional costs. The buyer is responsible for obtaining information regarding their country’s laws, regulations, and restrictions that may apply when purchasing our products. By placing an international order (shipping outside of the China) the buyer is responsible for abiding by their country’s laws, regulations, and restrictions. If product is seized and destroyed by customs, we will NOT be responsible for the losses, product, or shipping refunds.
SHIPMENT CONFIRMATION & ORDER TRACKING
You will receive a Shipment Confirmation email once your order has shipped containing your tracking number(s). The tracking number will be active within 24 hours.
WORKING CLOSELY WITH TOP CARRIER EXPERTS
We use some of the top carrier companies in the world, although you can use your own carrier to collect the order. All deliveries require a signature on delivery. Below are our main carrier companies.

DAMAGES
ZXAN Hydraulic is not liable for any products damaged or lost during shipping. If you received your order damaged, please contact us to file a claim. Please save all packaging materials and damaged goods before filing a claim.
RETURNS POLICY
Our Return & Refund Policy provides detailed information about options and procedures for returning your order.

