APS Welding presents Multi-process CCCV Welding machine. This 1250Amp heavy duty beast can perform SAW/MIG/HARD-FACING/GOUGING/ARC Welding Welding operations with easy, ensuring high quality weld output. Powered with MODULE IGBT inverter technology, this machine is rugged, reliable and yet power saving compared to conventional type welding machines.
“CCCV power source with deep penetration, high deposition rate & stable arc control for heavy-duty industrial welding.”
Endeavour 1250 CCCV Submerged Arc Welding Machine is a high-performance industrial welding power source engineered for maximum productivity in heavy-duty fabrication environments. With a powerful 1250A output, CCCV operating mode, and 100% duty cycle, it delivers stable arc characteristics, deep penetration, and high deposition rates for welding thick plates and long seam applications. Designed for 3-phase 415V industrial input, the Endeavour 1250 CCCV supports consistent, continuous welding and is ideal for shipbuilding, pressure vessels, pipelines, structural steel, and heavy engineering industries, where reliability, weld quality, and output consistency are critical.
@60% Duty
@100% Duty
Metal Body
Full Bridge Inverter — stable arc, 85%+ efficiency, less heat than transformer machines
DG set / generator compatible — reliable on variable Indian industrial power
Certified Indian manufacturer — Valsad, Gujarat. 100% Made in India
| * All parameters tested at APS Welding’s ISO 9001:2015 certified facility, Valsad. Specifications subject to change without notice — contact us for the latest data sheet. | |
| Input Specifications | |
|---|---|
| Input Voltage | 415 VAC, 3 Phase, 50/60 Hz |
| Voltage Range | 365 VAC – 500 VAC |
| Input KVA @ 1250A | 53.5 KVA |
| Input Cable | 4 core 6 sq.mm, 4 meters |
| Switching Device | IGBT MODULE |
| Inverter Frequency | 20 kHz Full Bridge |
| Output Specifications | |
| Output Current Range | 10A – 1250A |
| Output @ 60% Duty | 1250 Amps |
| Output @ 100% Duty | 1000 Amps |
| Max Open Circuit Voltage | 85 VDC |
| Operating Mode | CC / CV (CCCV) |
| Welding Processes | SAW, MIG/MAG, SMAW, Hard-Facing, Gouging |
| Protection & Insulation | |
| Ingress Protection | IP21 |
| Insulation Class | Class H (180°C) |
| Cooling Method | Forced Air (Fan Cooled) |
| Under / Over Voltage | Auto Protection |
| Phase Loss Protection | Built-in |
| IGBT Over-Current / Short Circuit | Built-in |
| Over Temperature | Auto Thermal Cutout |
| Mechanical Specifications | |
| Dimensions (L × W × H) | 1100 × 460 × 1170 mm |
| Weight | 170 kg |
| Body | Full Metal |
| Base | Wheels (mobile) |
| Lifting Support | Integrated Handle |
| * Specifications subject to change without notice. Contact APS Welding for the latest data sheet. | |
| Consumable Type | Diameter Range | Material / Grade | Typical Application | Current Range |
|---|---|---|---|---|
| SAW Wire | 2.0mm – 6.0mm | Carbon Steel, Low-Alloy, SS | Long seam, pressure vessels, structural heavy plate | 400A – 1250A |
| MIG Wire | 0.8mm – 1.6mm | Mild Steel, Stainless, Aluminium | Production fabrication, light-to-medium structural | 80A – 400A |
| Stick Electrode — E6013 | 2.0mm – 3.15mm | Mild Steel | General fabrication, sheet metal repair | 50A – 130A |
| Stick Electrode — E7018 | 2.5mm – 6.0mm | Mild / Structural Steel | Heavy structural, pressure vessels, load-bearing joints | 80A – 300A |
| Hard-Facing Wire | 1.2mm – 2.4mm | Wear-Resistant Alloy | Crusher jaws, buckets, mining equipment overlay | 150A – 500A |
The Endeavour 1250 is a 3-phase heavy industrial machine — not a general-purpose or light fabrication welder. Understanding where it excels helps buyers make the right call.
High-frequency switching delivers stable arc at 85%+ efficiency — significantly lower power bills versus conventional transformer-based SAW machines.
Constant Current for SMAW/SAW and Constant Voltage for MIG/MAG/Hard-Facing — one machine covers your entire production floor.
Under/over voltage, phase loss, internal over-temperature, and IGBT over-current / short-circuit protection — machine safeguards itself automatically.
Prevents wire electrode from sticking to the job at weld end — reduces downtime, protects the torch, and maintains consistent bead finish.
Adjustable inductance lets the welder dial between smooth and rough arc characteristics — critical for different wire types and joint configurations.
Programmable crater voltage/current (triggerable from torch) plus ArcForce and HotStart for reliable out-of-position starts on dirty metal.
Long seam and girth welds on thick-walled vessels and heat exchangers
Bridge girders, crane beams, column-and-beam heavy fabrication
Hull plate welding, deck stiffeners, longitudinal seam production
Longitudinal and circumferential seam welding of tower cans
Oil, gas, and water pipeline long seam and girth welding
Wagon body, bogie frame, and undercarriage fabrication
Excavator arm, bucket, and chassis heavy plate fabrication
Mining equipment, industrial machinery frames, large-scale production units
The Endeavour 1250 CCCV replaces multiple single-process power sources. Switch between SAW, MIG, SMAW, Hard-Facing, and Gouging without changing machines.
Deep penetration, high deposition, spatter-free — long seam and thick plate
0.8–1.6mm wire, CV mode — production fabrication and structural work
E6013 / E7018 electrodes 2.0–6.0mm — repair, maintenance, and field work
Wear-resistant overlay welding on crusher jaws, buckets, and mining equipment
High-amperage carbon arc gouging for weld prep and defect removal
| Product / Page | Category | Process | Why It’s Related to Endeavour 1000 | Link |
|---|---|---|---|---|
| Welding Machines | Equipment | MIG / MAG GMAW | Multi-process CCCV power sources with similar CV output mode used in MIG welding applications. | View → |
| TIG Welders (GTAW) | Equipment | TIG / GTAW | Used for root pass TIG welding before SAW fill passes in pressure vessel and pipe fabrication. | View → |
| SMAW / ARC Welders | Equipment | SMAW / Stick | Direct process overlap with SMAW capability using E6013 / E7018 electrodes up to Ø 6 mm. | View → |
| Carbon Arc Gouging (CAG) | Equipment | CAG / Gouging | Supports weld preparation, groove cutting, and defect removal on heavy fabrication plates. | View → |
| All SAW Machines | Equipment | SAW | Compare submerged arc welding models by output capacity, application, and duty cycle. | View → |
| Multi Operator Welders | Equipment | SMAW / Multi-arc | Ideal for fabrication shops requiring multiple welding stations from a single power source. | View → |
| Plasma Cutting Equipment | Equipment | Plasma Cutting | Used for plate cutting and edge preparation before SAW long-seam and heavy plate welding. | View → |
| Certification / Compliance | Scope | Relevance |
|---|---|---|
| ISO 9001:2015 | Complete manufacturing facility — Valsad, Gujarat | Quality-controlled production, consistent output standards |
| IS Certified | Applicable Indian Standards for welding equipment | Compliance with BIS standards for Indian market |
| MSME Registered | Advanced Power Sources Limited | Registered Indian manufacturer — supports domestic procurement requirements |
| CE Compliance | Available for applicable export models | European conformity — available on request for export buyers |
How to Choose a Welding Machine
Welding Guides
Compared to conventional ARC welding machines, Submerged Arc Welding Machines offer higher deposition rates, deeper weld penetration, minimal spatter, and superior weld quality,making them ideal for long weld seams and high-production environments.
A SAW machine is an industrial welding system where the arc is submerged under granular flux, allowing deep penetration, high deposition rates, and spatter-free welding.
SAW machines are primarily used for welding carbon steel, low-alloy steel, and structural steel in heavy fabrication industries.
Yes. SAW machines are specifically designed for continuous and high-duty-cycle industrial welding, making them suitable for 24x7 operations.
SAW offers higher productivity, deeper penetration, minimal fumes, better weld quality, and reduced operator fatigue compared to conventional ARC welding.
Yes. APS SAW machines are manufactured at an ISO 9001:2015 certified and MSME registered facility. CE compliance is available for applicable export models.
APS Welding provides technical support, service assistance, and spare parts availability
to ensure long-term machine performance.
Yes. APS Welding provides technical support, installation guidance, and after-sales service for its Submerged Arc Welding Machines.
NOTE: Continuous development entitles us to change specifications without notice. Pictures are for reference only.
APS welding is always ready to help you. For Sales Enquiries:Contact: +91 9601 444 111For booking service call:Contact: +91 9601 444 222
We design and manufacture all our products and thus we know the best about our products.
We are able to offer international technology and service at optimum prices.
Our team is regularly trained for updates in service techniques and also are constantly update on knowledge and skill.
We ensure you professionally managed sales and after sales support.
Office & Manufacturing Facility:
Survey No 172/1, Paikee 2, OLD GIDC Gundlav, Valsad, Valsad District, GUJARAT – 396035. INDIA.