Means of Payment
For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and wire transfer.
RFQ (Request for Quotations)
It is recommended to request for quotations to get the latest prices and inventories about the part.
Our sales will reply to your request by email within 24 hours.
IMPORTANT NOTICE
1. You’ll receive an order information email in your inbox. (Please remember to check the spam folder if you didn’t hear from us).
2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.
| Category | Specification | Details |
|---|---|---|
| General Information | Model Number | H16204-42 |
| Product Name | Safe I/O Expansion Module | |
| Product Line | H16204 Series (I/O & Expansion) | |
| Variant | Safety-rated I/O for 4-Axis Systems | |
| Compatibility | Designed for use with H16200-42/P-42 Safe Motion Controllers via EtherCAT FSoE | |
| I/O Specifications | Safe Digital Inputs | 8x 24VDC, Safe (Dual-channel, Type 1/3 per IEC 61131-2) |
| Safe Digital Outputs | 4x 24VDC, 2A, Safe (PWM capable, short-circuit protected) | |
| Standard Digital Inputs | 8x 24VDC, Standard (for non-safe status signals) | |
| Standard Digital Outputs | 4x 24VDC, 0.5A, Standard | |
| Diagnostics | Per-channel LED status, wire break detection, cross-circuit detection | |
| Communication & Power | Safety Fieldbus | EtherCAT FSoE (FailSafe over EtherCAT) |
| External Power | 24 VDC (Dual redundant for safe circuits) | |
| Isolation | 1500 Vrms (Field side to bus) | |
| Mechanical & Environmental | Mounting | DIN Rail (35mm) |
| Operating Temperature | -20°C to +60°C | |
| Protection Rating | IP20 | |
| Dimensions (W x H x D) | 75 mm x 100 mm x 65 mm | |
| Weight | 0.3 kg (0.66 lbs) | |
| Compliance & Certification | Functional Safety | SIL 3 (IEC 61508), PL e (ISO 13849-1) |
| EMC | CE, FCC Class A | |
| Standards | RoHS 3, REACH Compliant |
Shipping Method
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
Delivery Time
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries’ logistic time.

Mon–Fri 8:00 AM–05:00 PM
Sat–Sun Closed