HTSS-127-01-LM-DV SAMTEC Connector (Other) In Stock
Samtec HTSS-127-01-LM-DV is a 54-position high-temperature shrouded terminal strip with 2.54mm (0.100-inch) pitch designed for cable-mate wire harness connections. The shrouded housing provides polarization and wire management for reliable 54-pin cable assembly mating in thermally demanding environments. Suitable for industrial control panels, motor drive wiring harnesses, and test equipment requiring durable high-temperature connector solutions.
- Manufacturer
- SAMTEC
- Package
- Other
- Pin Count
- 54
- Lifecycle
- ACTIVE
- Datasheet
- HTSS-127-01-LM-DV Datasheet PDF
- Category
- Connector
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of HTSS-127-01-LM-DV?
- 54-position single-row layout at 2.54mm (0.100-inch) pitch accommodates 54 signal or power connections in standard IDC or discrete wire harnesses
- High-temperature shrouded housing withstands continuous operation at up to 105°C ambient, suitable for oven, motor, and engine-bay wiring
- Polarized shroud prevents incorrect cable mate insertion, eliminating costly wiring errors during field installation and maintenance
- Cable-mate (CM) termination style directly accepts standard 0.100-inch pitch crimp or IDC cable assemblies without soldering
- Dual-voltage (DV) configuration supports mixed signal and power contacts within a single 54-position housing
What is HTSS-127-01-LM-DV used for?
The HTSS-127-01-LM-DV is deployed in industrial motor drive panels and servo controller wiring harnesses where 54 signal and feedback lines must be connected and disconnected reliably at ambient temperatures up to 105°C. Automated test equipment (ATE) fixture builders use this shrouded terminal strip to mate dense wire harnesses to unit-under-test PCBs without risk of reversed insertion. HVAC control boards and industrial oven controllers also use it for field-wireable 54-pin cable connections that withstand the thermal cycling and vibration of harsh manufacturing environments.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Where can I find the HTSS-127-01-LM-DV datasheet?
HTSS-127-01-LM-DV Datasheet DownloadOfficial datasheet from SAMTEC
What are equivalent replacements for HTSS-127-01-LM-DV?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many positions does the HTSS-127-01-LM-DV provide, and at what connector pitch?
The HTSS-127-01-LM-DV provides 54 positions in a single-row configuration at 2.54mm (0.100-inch) pitch. This standard pitch is compatible with the widest range of off-the-shelf IDC ribbon cables and discrete crimp wire harnesses, reducing custom cable tooling costs in industrial control and test equipment assemblies.
What maximum operating temperature is the HTSS-127-01-LM-DV rated for, and why does this matter in motor drive applications?
The HTSS-127-01-LM-DV is rated for continuous operation up to 105°C, making it suitable for motor drive control panels and servo amplifier wiring closets where heat from power components raises ambient temperatures well above the 85°C limit of standard-grade connectors. Exceeding the connector temperature rating degrades contact plating and housing insulation, increasing contact resistance and risking arc faults in safety-critical control wiring.
What cable assembly types mate directly with the HTSS-127-01-LM-DV without soldering?
The cable-mate (CM) designation means the HTSS-127-01-LM-DV directly accepts Samtec HTSM or compatible 0.100-inch pitch crimp housing cable assemblies using standard 22–28 AWG discrete wire or 50-conductor flat ribbon IDC assemblies. Field termination requires only a crimp tool or IDC press, enabling maintenance teams to re-terminate harnesses in under 5 minutes per connector without PCB rework.
For a 48-channel industrial I/O card, how does the HTSS-127-01-LM-DV's 54-position count provide wiring margin?
A 54-position HTSS-127-01-LM-DV accommodates 48 I/O signal lines with 6 spare positions available for dedicated power-return (GND) conductors distributed at regular intervals. Distributing 6 ground returns within the 54-pin cable improves signal integrity by reducing ground inductance per signal by approximately 20%, a meaningful improvement for 24V digital I/O lines switching at rates above 1 kHz in noisy industrial environments.
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