Sealevel Systems Pricing 2026
Plans, hidden costs, and alternatives compared
Prices last confirmed on Oct 6, 2026 on sealevel.com. Same data as Markdown or JSON.
Cite this data: Toolradar, Sealevel Systems pricing verified Oct 2026, toolradar.com/tools/sealevel-systems/pricing
Sealevel Systems starts at $11/month on the USB Type A to SeaLATCH USB Type B Cable;72";Rev D plan.
Verified Oct 2026 from the official pricing page.
Is Sealevel Systems worth the price?
Sealevel Systems offers a wide range of industrial-grade I/O and computing solutions, with prices varying significantly based on product complexity.
For example, a simple SeaLINK+232-DB9 adapter is $79.00, while an Intel® Core™ i5 Flexio Fanless Industrial Embedded Computer ranges from $2,105.00 - $2,310.00. Given the specialized nature and demanding environments these products are designed for, the pricing appears fair for the industrial market.
It's best for businesses requiring robust and reliable hardware for critical applications.
Pricing Plans
Relio R1 Edge - Intel® i7
Call for Pricing
SeaDAC Lite - USB to 4 Form C Relay Outputs
$155
SeaDAC USB to 16 Isolated Inputs; 8 Form C Relays
$335
Intel® Atom™ Flexio Fanless Industrial Embedded Computer
$824.00 - $1,033.00
Intel® Core™ i5 Flexio Fanless Industrial Embedded Computer
$2,105.00 - $2,310.00
SeaLINK+422: USB to 1 Port RS-422 (Tx & Rx only) Adapter
$79
SeaLINK+232-DB9: Rugged USB to 1 Port DB9 RS-232 Adapter
$79
SeaLINK+2I.DIN:USB to 2 Port Iso RS232/422/485 Serial Adaptr
$248
USB Type A to SeaLATCH USB Type B Cable;72";Rev D
$11
Flush Mount Bracket Kit - for SeaI/O; Relio R1000 Systems
$33
Cable 50PIN to 50PIN IDC Flat Ribbon 40in.
$12
SeaI/O Ethernet Modbus TCP With 16 Iso Inputs; 16 Reed Relays
$313
SeaLATCH USB Panel Mount Adapter
$11
8006Hec - PCI Express 16 Isolated Inputs (10-30V)
$492
PCI Express 16 Reed Relay Output / 16 Isolated Input Digital Interface With Socketed Resistors
$522
SeaISO Embedded Single Port Inline USB 3 Isolator
Call for Pricing
SeaISO Embedded Single Port Inline USB 2 Isolator
Call for Pricing
8006ec - PCI Express 16 Isolated Inputs (3-30V)
$454
How Sealevel Systems compares
3 of 4 direct competitors offer a free plan.
| Tool | Starting price | Free plan |
|---|---|---|
| Sealevel Systems | $11/month, billing unit not specified | No |
| K3s | Free | Yes |
| Particle | $299/month, billing unit not specified | Yes |
| Zerynth | No public price | No |
| Turso | $4.99/month, billing unit not specified | Yes |
Sealevel Systems Pricing FAQ
How much does Sealevel Systems cost?
Sealevel Systems starts at $11/month on the USB Type A to SeaLATCH USB Type B Cable;72";Rev D plan. It offers 15 paid tiers ranging from $11/month to $2,105/month.
Does Sealevel Systems have a free plan?
Sealevel Systems does not offer a permanent free plan. Paid plans are required from day one.
What is the cheapest Sealevel Systems paid plan?
The cheapest paid plan for Sealevel Systems is "USB Type A to SeaLATCH USB Type B Cable;72";Rev D" at $11/month.
What are alternatives to Sealevel Systems?
Alternatives to Sealevel Systems include K3s, Particle, Zerynth, Turso. K3s is fully free. Particle starts at $299/month, billing unit not specified; Turso starts at $4.99/month, billing unit not specified.
Sealevel Systems alternatives
Direct competitors. Starting prices match the table above.
Sources
- Official Sealevel Systems pricing: www.sealevel.com (verified Oct 2026)
- Cite this data: Toolradar, Sealevel Systems pricing verified Oct 2026, toolradar.com/tools/sealevel-systems/pricing

Review Sealevel Systems, get a free AI guide
Share your experience and we will send you Improve Your Thinking Patterns Using ChatGPT, free.