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Wave Soldering Machine – WSM 350 DF (Finger Type)

₹ 11,00,000 Get Latest Price

Product Specifications

Model	WSM 350 DF
Air Consumption	4.0 cfm (30 PSI)
Air Pressure	40 PSI
Control Mode	PID SSR
Control System	Touch Screen + PLC
Conveyor Angle	4°–8°
Conveyor Height	750+/-20 (mm)
Conveyor Speed	Max 2.5 m/min (Normal 0.8 mtr/min)
Cooling System	2 Air Fan cooling
Dimensions	3400 × 1280 × 1750 mm
Finger	Special Steel withs hook (Optional: Titanium Finger)
Flux Capacity	4 Ltr.
Flux Supply	Automatic (10–100 ml/min)
Model	WSM 350 DF
Operating Power	7 kW
PCB Width	60 -350mm
Power Supply	440V AC, 50Hz, 3 Phase, 5 wires
Pre Heater Power	3.6 KW
Preheating Method	Heating Element
Preheating Zones / Length	1200 mm
Solder Bath Power	8.2 KW
solder pot capacity	260 Kg
Solder Pot Material	Special Steel high grade
solder pot temperature	solder pot temperature
Solder Pot Trolley	Manual Mechanical Motor drive (Motorized Option)
Spray Pressure	0.25Mpa–0.4Mpa
Start-up Power	13 kW
Total Finger in Chain Conveyor	1400 pcs
Transmission	Stepping Motor
Warm-up Time	15 min (150°C setting)
Wave Height	0-8 mm
Wave Type	Dual Wave Finger Type
Wave Width	360 mm
Weight	580 Kg

M/s Estovir Technologies

GST No - 06AANPP5476E1ZD | Member since 2025

Plot No - 68 & 69 & 89, Estovir Technologies, Sector - 59, Industrial Estate HSIIDC, Sikri Industrial Area, Faridabad, Haryana, 121004

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Wave Soldering Machine – WSM 350 DF (Finger Type) offers automatic inline PCB soldering with dual wave baths, spray fluxing, PID heating, and high reliability. Read More...

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Product Details

Wave Soldering Machine – WSM 350 DF (Finger Type)

Overview of Wave Soldering Machine – WSM 350 DF (Finger Type)

The Wave Soldering Machine – WSM 350 DF (Finger Type) is a next-generation, high-performance dual wave soldering system designed for automatic PCB soldering in modern assembly lines. Unlike manual carrier-type systems, the WSM 350 DF features an automatic chain conveyor with Special Steel fingers, eliminating the need for manual PCB feeding. Simply load PCBs through linking conveyors or inline modules, and the system handles the rest, ensuring faster throughput, reduced labor, and consistent soldering quality.

Built with dual wave solder baths, advanced spray fluxing with large preheater, and an integrated cooling fans, the WSM 350 DF is the ultimate solution for high-volume, lead-free, and defect-free PCB soldering. Its robust design, energy efficiency, and low-maintenance features make it a preferred choice across industries like automotive, consumer electronics, telecommunications, and industrial automation.

Fully Automatic Operation – Chain conveyor with Special Steel fingers ensures seamless inline PCB soldering without manual handling.
Dual Wave Solder Bath with Advanced Fluxing – spray fluxing, preheater, and dual wave solder bath guarantee defect-free solder joints for mass production.
High Reliability & Low Maintenance – Self-cleaning system, lead-free solder compatibility, and robust design deliver long-term performance with reduced downtime.

Key Features of Wave Soldering Machine – WSM 350 DF (Finger Type)

The WSM 350 DF comes with advanced features designed to enhance automation, precision, and productivity while reducing operational costs.

Dual Wave Soldering Technology

Ensures complete solder coverage with minimal bridging and defects.
Dual solder bath design improves throughput for high-density boards.

Advanced PLC + HMI Touchscreen Control System

Easy-to-use interface for real-time monitoring and adjustments
Digital control of conveyor speed, solder wave height, and temperature

Energy-Efficient PID + SSR Heating Control

Maintains precise solder bath and preheater temperatures
Reduces power consumption while ensuring stable soldering

Spray Fluxing

Integrated spray fluxer with flux tank ensures uniform coverage.
Compatible with RMA, RA, alcohol-based, low solids, and VOC-free fluxes.

Foam Flux with Preheater

Foam flux + ceramic preheater prevent thermal shock and improve adhesion.

Automatic Chain Conveyor with Special Steel fingers (Titanium Fingers Optional)

Eliminates manual PCB loading – fully automatic inline operation.
High-grade Special Steel fingers provide durability and precision.
Compatible with linking conveyors, inline modules, and multi-line setups.

Special Steel Alloy Solder Pot for Lead-Free Compatibility

Resistant to corrosion and ensures long service life
260 kg solder capacity with temperature up to 300°C

Self-Cleaning System

Automatic cleaning tools minimize downtime and maintenance.
Ensures stable solder wave quality and reduces dross formation.

Flexible Solder Bath Options

Standard manual solder bath adjustment.
Optional motorized solder bath control for ease of operation.
High-grade RoHS-compliance solder pot with PID control.

Advanced Control System

Independent controllers for solder pot, preheater, and conveyor.
Touchscreen + PLC control with real-time monitoring.
VFD for conveyor speed and wave height adjustment.

Precision Pneumatic Control with Pressure Gauge

Features an accurate pressure gauge and solenoid valve for reliable flux spraying.
Allows for fine-tuning of air pressure to ensure perfect flux application every time.

Energy-Efficient Heating

Ceramic glass preheater with uniform heat transfer by infra-red (IR) and by convection
PID + SSR controlled heating reduces power consumption.

Integrated Cooling Fan

Integrated cooling Fan system ensures proper solidification of solder joints.
Reduces stress, cracks, and warpage in PCBs after soldering.

Main Parts of Wave Soldering Machine – WSM 350 DF

Chain Conveyor with Special Steel fingers (Titanium Fingers Optional)

Automatic inline PCB handling.
High-strength fingers prevent distortion at high temperatures.
AC 3-phase motor drive with VFD speed control.

Solder Bath (Dual Design)

High-grade RoHS-compliance solder pot.
Optional Adjustment solder bath trolley adjustment.
PID + VFD-controlled wave height and temperature.

Preheater System

Ceramic glass heating surface for maximum IR transfer.
2-stage PID controlled preheadting for stability.

Spray Fluxer System (Standard )

Precise, uniform flux spraying with nozzle.

Stepping motor ensures accurate control.

Automatic flux tank for efficient supply.

Foam Fluxer (Optional)

Automatic economy mode to save flux and solvent
Independent flow control for fluxer and air-knife

Conveyor Width & Height Adjustment

Adjustable conveyor width to support PCB sizes up to 50–350 mm.
Conveyor height maintained at 750 ± 20 mm, compatible with standard inline setups.
Easy adjustments make it suitable for different PCB sizes and production requirements.

Control Panel
Integrated PLC + HMI touchscreen.
Digital wave height adjustment.
VFD control for conveyor and solder pump motors.
User-friendly desgin for real-time process monitoring

PLC Control System

Precisely manages temperature, conveyor speed, and wave height.
Ensures repeatable soldering performance.
Built with AC drive, relays, MCBs, and contactors for reliability.

Self-Cleaning Tool for Fingers

The automatic finger cleaning system is designed to maintain stable and reliable machine operation.
By keeping the conveyor fingers clean, it improves soldering consistency and overall product reliability.

Pneumatic System & Air Flow and Flux Flow control with Solenoid Valve

Pneumatic gauge monitors and regulates air pressure.
Solenoid valve ensures accurate control of air for flux spraying and solder levelling.
Maintains stable airflow for consistent solder quality.

Applications of Wave Soldering Machine – WSM 350 DF

The WSM 350 DF is designed for industries requiring automatic, high-volume PCB soldering:

PCB Assembly Lines – Fully automatic soldering for inline mass production.
Consumer Electronics – TVs, radios, and home appliances with high-quality joints.
Automotive Electronics – Dashboards, ECUs, sensors, and control modules.
Industrial Equipment – Automation controllers, power supplies, and PCB boards.
Telecommunication Devices – Routers, switches, and networking equipment.
Medical Electronics – Precision diagnostic and healthcare devices.

Advantages of Wave Soldering Machine – WSM 350 DF

Automatic Operation – Eliminates manual handling with inline conveyor.
Faster Production – Dual solder bath and inline design improve efficiency.
Consistent Quality – Titanium fingers ensure stable PCB handling.
Energy Efficiency – PID-controlled heating and optimized power use.
Reduced Maintenance – Self-cleaning system lowers downtime.
Lead-Free Compatibility – RoHS-compliant solder pot for future-proofing.
Flexible Integration – Compatible with linking conveyors and inline setups.
High Reliability – Ensures defect-free soldering across industries.

Why Choose Us?

At Estovir Technologies, we don’t just provide machines – we deliver complete PCB soldering solutions built for speed, reliability, and long-term value. Choosing the WSM 350 DF (Finger Type) means you benefit from:

Proven Expertise in Wave Soldering Technology

Years of experience in designing advanced soldering machines for electronics manufacturing.
Trusted by industries including automotive, consumer electronics, and industrial automation.

Cutting-Edge Features for Modern PCB Production

Dual solder bath design, titanium finger conveyor, integrated cooling conveyor, and self-cleaning system.
Supports lead-free soldering with RoHS-compliant solder pots.

Automation & Productivity Advantage

Inline chain conveyor eliminates manual feeding, ensuring smooth integration with linking conveyors and inline modules.
Faster cycle times, reduced labor, and higher throughput for mass production.

Energy-Efficient & Cost-Effective Design

PID + SSR controlled heating reduces power consumption.
Automatic fluxing and optimized airflow lower operating costs.

Customer-Centric Support

Comprehensive training, installation, and after-sales service.
Quick availability of spare parts and accessories for minimum downtime.

Standard Accessories of WSM 350 DF

S. No.	Accessory	Qty.
1	Operation Software	1 pc
2	Heater	1 pc
3	Special Steel fingers (Titanium Fingers Optional)	10 pcs
4	Chain Lock	1 pc
5	Fuse	1 pc
6	Relay	1 pc
7	Solid State Relay	1 pc
8	Air Control Valve	1 pc
9	K-type Thermocouple	1 pc
10	User Manual	1 book
11	Tool Box	1 set

To meet diverse PCB assembly requirements, Estovir Technologies provides a complete range of wave soldering machines, each designed for high performance, efficiency, and reliability:

Wave Soldering Machine (WSM 300 DC): Dual-wave carrier-type wave soldering machine.
Wave Soldering Machine (WSM 300 DF): Dual-wave Finger-type wave soldering machine.
Wave Soldering Machine (WSM 300 S): Single-wave carrier-type wave machine.

Each model is engineered for precision and durability, ensuring consistent solder quality across all production levels. Backed by Estovir’s trusted service support and fast delivery, these machines help manufacturers streamline operations and maximize productivity.

Watch Product Demo: Video Link

GST Number	06AANPP5476E1ZD
Year of Establishment	2005
Nature of Business	Wave Soldering Machines, Pre-Forming Machines, PCB Mounting Lines, Wire Processing Machines, conveyor systems.
Number of Employees	1 - 50
Turnover	30000000
Legal Status	Sole Proprietorship