Sensata Crydom 53TP Series Solid State Relay, 50 A rms Load, Panel Mount, 530 V rms Load, 280 V rms Control
- RS Stock No.:
- 218-1921
- Distrelec Article No.:
- 303-99-270
- Mfr. Part No.:
- A53TP50D
- Brand:
- Sensata / Crydom
Bulk discount available
Subtotal (1 unit)*
$524.23
(exc. GST)
$602.86
(inc. GST)
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In Stock
- Plus 23 unit(s) shipping from 15 December 2025
- Plus 2 unit(s) shipping from 26 February 2026
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Units | Per unit |
|---|---|
| 1 - 5 | $524.23 |
| 6 - 11 | $516.22 |
| 12 + | $506.61 |
*price indicative
- RS Stock No.:
- 218-1921
- Distrelec Article No.:
- 303-99-270
- Mfr. Part No.:
- A53TP50D
- Brand:
- Sensata / Crydom
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Sensata / Crydom | |
| Maximum Load Current | 50 A rms | |
| Mounting Type | Panel Mount | |
| Maximum Load Voltage | 530 V rms | |
| Minimum Load Voltage | 48 V ac | |
| Minimum Control Voltage | 90 V rms | |
| Maximum Control Voltage | 280 V rms | |
| Switching Type | Zero Cross | |
| Control Voltage Range | 90 → 280 V ac | |
| Minimum Load Current | 0.05 A | |
| Terminal Type | Screw | |
| Output Device | SCR | |
| Series | 53TP | |
| Load Voltage Range | 48 → 530V ac | |
| Maximum Turn On Time | 50 ms | |
| Dimensions | 103.8 x 73.4 x 30mm | |
| Off State Leakage Current | 10 mA | |
| Maximum Operating Temperature | +80°C | |
| Depth | 73.4mm | |
| Minimum Operating Temperature | -40°C | |
| Length | 103.8mm | |
| Operating Temperature Range | -40 → +80°C | |
| Standards Met | CE, CSA, RoHS Compliant | |
| Height | 30mm | |
| Capacitance | 8pF | |
| Select all | ||
|---|---|---|
Brand Sensata / Crydom | ||
Maximum Load Current 50 A rms | ||
Mounting Type Panel Mount | ||
Maximum Load Voltage 530 V rms | ||
Minimum Load Voltage 48 V ac | ||
Minimum Control Voltage 90 V rms | ||
Maximum Control Voltage 280 V rms | ||
Switching Type Zero Cross | ||
Control Voltage Range 90 → 280 V ac | ||
Minimum Load Current 0.05 A | ||
Terminal Type Screw | ||
Output Device SCR | ||
Series 53TP | ||
Load Voltage Range 48 → 530V ac | ||
Maximum Turn On Time 50 ms | ||
Dimensions 103.8 x 73.4 x 30mm | ||
Off State Leakage Current 10 mA | ||
Maximum Operating Temperature +80°C | ||
Depth 73.4mm | ||
Minimum Operating Temperature -40°C | ||
Length 103.8mm | ||
Operating Temperature Range -40 → +80°C | ||
Standards Met CE, CSA, RoHS Compliant | ||
Height 30mm | ||
Capacitance 8pF | ||
- COO (Country of Origin):
- MX

Sensata | Crydom Solid-State Relay, 50A Current Rating, 48 to 530V AC Operating Voltage Range - 53TP Series - A53TP50D
Looking for a device to quickly switch electrical loads? Choose this solid-state relay from Sensata | Crydom. It uses electromagnetic energy to control the flow of power into your system, meaning there are no moving parts for reduced wear and a long service life. You can use it in both low and medium-power systems thanks to its broad operating voltage range of 48 to 530V AC. It's commonly used for applications such as pumping operations, automation processes and motor control.
• LED input status indicator for ease of monitoring
• Compact dimensions of 103.8 (L) x 30 (W) x 73.4mm (H) make it suitable for installation in tight spaces
• Light weight of 315g to minimise strain on your equipment
• Maximum turn-on and turn-off time of 50ms for rapid switching
• Zinc-plated steel screws and saddle clamps for resistance to impact and corrosion
• Compact dimensions of 103.8 (L) x 30 (W) x 73.4mm (H) make it suitable for installation in tight spaces
• Light weight of 315g to minimise strain on your equipment
• Maximum turn-on and turn-off time of 50ms for rapid switching
• Zinc-plated steel screws and saddle clamps for resistance to impact and corrosion
Can I use this product in harsh conditions?
Yes. This item has a broad operating temperature range between -40°C and +80°C, so it's suitable for use in demanding environments.
Approvals
UL; C-UL Recognised; VDE
Zero Voltage Relays
Note
Temperature can affect current rating; please consult the data sheet for potential derating.
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