Ledex® Open Frame Solenoids
For High-Volume Applications
Cost-Optimized Solenoids Built in Ohio.
The Ledex® B-Series Open Frame Solenoid from Johnson Electric is designed for high-volume, cost-sensitive applications where reliability, lead time, and supply stability matter.
Built and supported in Vandalia, Ohio, the B-Series combines automated, vertically integrated manufacturing with decades of solenoid expertise. The result is a cost-optimized open frame solenoid that helps OEMs control total cost of ownership without taking on offshore sourcing risk.
By standardizing common components and automating production, Johnson Electric delivers cost efficiency without cutting corners on quality or reliability.
Why the B-Series.
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Built in Vandalia, Ohio
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Tariff-optimized domestic sourcing
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Scalable capacity exceeding 100M units annually
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50,000+ cycle life tested
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Certified to IATF 16949 & ISO 9001:2015
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RoHS/REACH compliant materials
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Sample delivery available in as little as three days
Designed for Cost Efficiency
- Cost-optimized through automated, standardized production—not reduced materials
- Competitive pricing that stays stable without offshore sourcing risks
Domestic Manufacturing
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Shorter lead times and faster access to samples
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Reduced tariff exposure and lower inventory in transit
Proven, Reliable Performance
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50,000+ cycle life tested using automotive-grade processes
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Consistent quality backed by IATF 16949 and ISO 9001:2015 manufacturing
Efficiency Through Proximity
- Faster order-to-delivery timelines
- Tariff-optimized, cost-controlled supply
- Reduced liability from excess inventory
- Local sales and engineering support
Frame Sizes and Performance Options
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Dimensions L × W × H
Maximum Stroke
Life Cycles
Wire Connection Options
B12
0.63 × 0.31 × 0.40 in
0.200 in (5.08 mm)
50,000+
Leads, Connectors, Terminals
B17
0.79 × 0.51 × 0.59 in
0.180 in (4.57 mm)
50,000+
Leads, Connectors, Terminals
B15
1.80 x 0.94 x 0.90 in
0.400 in (10.16 mm)
50,000+
Leads, Connectors, Terminals
B22
1.61 x 1.31 x 1.47 in
0.500 in (12.7 mm)
50,000+
Leads, Connectors, Terminals
Contact Us
Phone:
508-478-9088
General Inquiries:
salesin@selmark.com
Performance, Supply Stability, and Scale
The Ledex® B-Series Open Frame Solenoid delivers reliable performance, local supply, and competitive pricing for high-volume OEM applications. Built in Ohio and backed by decades of solenoid experience, it helps engineering and purchasing teams reduce cost, shorten lead times, and minimize supply risk.
No matter your requirement, Selmark will help determine the best B-Series solution for your application or support the development of a custom-made design. Contact us to request samples, discuss pricing, or get technical support.
Why Johnson Electric
Johnson Electric is a global leader in motion subsystems, producing over four million units every day across 22 countries and four continents. With engineers and support teams located worldwide, we operate around the clock to serve customers wherever they are. Our vertically integrated supply chain and global manufacturing footprint deliver scalability, reliability, and supply assurance. Combined with local in-region support, this makes Johnson Electric the trusted partner for supply chain excellence.