All-electric injection molding machines have moved from a premium niche to the default recommendation for any application requiring precision, repeatability, or cleanroom-level cleanliness — medical devices, precision electronics, and automotive sensor housings among them. Because the injection unit and clamping unit are both driven by servo motors instead of hydraulics, electric machines offer faster, more repeatable cycles, lower energy consumption, and less oil contamination risk.
This guide profiles ten manufacturers with a genuine, verifiable track record in electric injection molding machine development — spanning the long-established Japanese and German pioneers of the technology as well as Chinese manufacturers that have built out competitive electric platforms over the past decade.
Criteria for Selecting Top Electric Injection Molding Machine Brands
This list was compiled through research into publicly available information on manufacturers with a dedicated, independently developed all-electric machine platform — as opposed to companies that simply offer an electric option alongside an otherwise hydraulic-focused lineup with limited track record.
Selection criteria included:
- Depth of electric platform — whether the manufacturer has a dedicated electric machine series (or sub-brand) with multiple models, rather than a single token electric SKU
- Years of electric machine development — preference was given to manufacturers with a documented history of electric drive R&D, since precision and reliability in electric machines tend to improve with iteration
- Application track record — evidence of use in precision-demanding sectors such as medical devices, optics, and micro molding, where electric machines are most often specified
- Market presence — visibility in industry rankings, trade show participation (e.g., Chinaplas, K Show, NPE), and export/sourcing platform records
Quick Reference: Which Brand for Which Application
Electric machines are specified for different reasons depending on the application. As a starting point:
| Need | Recommended Manufacturers |
|---|---|
| Medical device / cleanroom molding | Engel, Arburg, Sumitomo (SHI) Demag, Wittmann Battenfeld (EcoPower Xpress medical), Sunbun (SE series) |
| Micro molding / ultra-precision small parts | Arburg, Fanuc (Roboshot), Nissei, Wittmann Battenfeld (MicroPower) |
| Automotive electronics & connectors | Fanuc, Engel, JSW, Sunbun |
| PET preform / packaging / thin-wall parts | Husky (H-PET AE, Hylectric), Sumitomo (SHI) Demag, Fanuc, Sunbun |
| Best value / competitive pricing on electric machines | Sunbun |
| Large-tonnage electric or hybrid-electric | JSW (up to 4,000T all-electric), KraussMaffei, Sumitomo (SHI) Demag |
The sections below give more detail on each manufacturer's electric machine platform.
1. Fanuc
Fanuc is one of the world's largest manufacturers of CNC systems and industrial robots, and is widely regarded as a pioneer of all-electric injection molding — it was among the first companies to commercialize electric-drive molding machines, leveraging its core servo motor and motion control technology. Its Roboshot line is considered a benchmark for repeatability in precision molding.
Product lines:
- Roboshot α-S series — all-electric machines from small to mid tonnage, built around Fanuc's own servo motor and CNC control technology
- Machines widely integrated with Fanuc robotics for fully automated molding cells
2. Engel
Engel is one of the largest injection molding machine manufacturers in Europe and one of the earliest developers of all-electric machine technology. The company serves automotive, packaging, medical, and electronics customers with a broad range of hydraulic, hybrid, and all-electric machine concepts, alongside tie-bar-less machine designs for large-mold flexibility.
Product lines:
- e-motion series — all-electric machines spanning small to large tonnage, positioned for high-precision, high-output production
- e-mac series — compact all-electric machines for standard precision applications
- Tie-bar-less machine concepts, including electric variants for large mold and multi-cavity flexibility
3. Arburg
Arburg is a German manufacturer with over a century of history in plastics processing technology, known for its modular ALLROUNDER machine range covering hydraulic, hybrid, and electric drive concepts. The company has particular strength in micro molding, cleanroom production, and multi-component applications.
Product lines:
- ALLROUNDER E-series — all-electric machines, including cleanroom-certified variants for medical and pharmaceutical applications
- Micro-injection molding configurations for parts weighing fractions of a gram
- Multi-component and vertical rotary machine concepts built on the electric platform
4. Sumitomo (SHI) Demag
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Sumitomo (SHI) Demag combines Japanese Sumitomo Heavy Industries precision engineering with German Demag Plastics Machinery manufacturing, formed through Sumitomo's 2008 acquisition of Demag. The combined company has one of the longest track records in electric injection molding, with Sumitomo having developed some of the earliest commercial all-electric machines in the 1980s.
Product lines:
- EL-Exis SP series — high-speed all-electric machines for thin-wall packaging
- IntElect series — all-electric machines for precision technical parts
- SE-EV series — energy-efficient electric machines with a long global installed base (Sumitomo cites over 119,800 electric machines sold worldwide across its history)
5. KraussMaffei
KraussMaffei is one of the oldest plastics and rubber processing machinery manufacturers in the world, with a broad hydraulic, hybrid, and all-electric machine range covering a wide clamping force spectrum. The company is also a major supplier of automation and process technology built around its molding presses.
Product lines:
- PX series — all-electric machines for precision and high-output production
- AX series — entry-level all-electric machines for standard precision applications
- Hybrid electric-hydraulic machines for large-tonnage applications where pure electric drive isn't yet cost-effective
6. Nissei
Nissei Plastic Industrial is a Japanese manufacturer known for high-speed, precision, and energy-efficient electric machines, widely used across automotive, electronics, and consumer goods manufacturing. The company has a long-standing reputation for build quality and control system sophistication in the Japanese and Southeast Asian markets.
Product lines:
- NEX series — all-electric machines positioned for high-precision, high-speed production
- FNX series — electric machines with hybrid options for flexible tonnage and speed requirements
7. Husky Injection Molding Systems
Husky is one of the world's largest and best-known suppliers of injection molding systems, particularly dominant in PET packaging and closures. The company was an early developer of all-electric technology for high-speed, high-cavitation applications through its Hylectric line, and has continued to expand its electric and hybrid platforms for packaging and medical molding.
Product lines:
- HYLECTRIC 4.0 — all-electric machines purpose-built for medical device molding
- H-PET All-Electric (AE) system — all-electric PET preform platform positioned as an efficient, lower-volume alternative to Husky's flagship hydraulic HyPET line
- Integrated systems combining electric injection units with Husky's hot runner and mold technology for packaging and closures
8. Wittmann Battenfeld
Wittmann Battenfeld was formed when the Wittmann Group, a major automation and robotics supplier, acquired the century-old Battenfeld injection molding machine business in 2008 — combining Battenfeld's more than two decades of prior all-electric machine development with Wittmann's automation expertise. The company is known for energy-efficient, compact machine designs across its electric range.
Product lines:
- EcoPower series — all-electric machines from 55 to 550 tons, recognized for compact footprint and low energy consumption through internal reuse of braking energy
- EcoPower Xpress — high-speed servo-electric machines with a dedicated medical molding variant
- MicroPower — specialized all-electric machine for micro molding, handling shot volumes up to 4 cm³
9. Sunbun Machine
Sunbun Machine is the injection molding machine division of Zhejiang Sunbun Intelligent Equipment Co., Ltd., part of the Sunbun Group — a national-level high-tech enterprise with a background in hydraulic components and systems for construction machinery. The company has exported to more than 39 countries and regions and holds multiple technology patents.
Product lines:
- SE series — all-electric machines built for high-precision, high-cleanliness applications, including medical device components
- SK-HYB series — hybrid machines combining hydraulic and servo systems for high output with lower energy consumption than standard hydraulic machines
- Electric and hybrid configurations available for PET preform, medical component (including syringe and eye shield/safety goggle), and high-speed cable tie applications
10. JSW (Japan Steel Works)
The Japan Steel Works is a diversified Japanese industrial manufacturer whose plastics machinery division has become one of the world's leading suppliers of all-electric injection molding machines, offering a genuinely full range from small precision models up to the industry's largest all-electric machines. In 2025, JSW introduced the world's first 4,000-ton (40,000 kN) all-electric injection molding machine, aimed at large automotive components such as bumpers, tailgates, and EV battery cases.
Product lines:
- J series (JADS/ADS) — all-electric machines ranging from roughly 30 to 3,000 metric tons
- Ultra-large all-electric two-platen machines up to 4,000 tons, developed for large automotive and EV components
- J-ADS Package Machine — specialized all-electric line for high-speed, high-accuracy thin-wall packaging
Ready to Find the Right Manufacturing Partner?
Choosing an electric injection molding machine supplier is a long-term decision — one that affects your production precision, energy costs, and after-sales support for years to come. The manufacturers featured in this guide represent some of the most established electric machine developers globally, but the right fit ultimately depends on your specific tonnage requirements, precision tolerances, budget, and application.
Not sure where to start, or need help comparing options based on your project specifications? Reach out — we're happy to help you narrow down the right manufacturer for your needs.