SELECTRON MFT SU22P Multifunction Plug-in Time Delay Relay
SELECTRON MFT SU22P a very robust multifunctional plug-in time delay relay for accurate control timing in demanding applications. This 11-pin relay is a flexible product that is widely trusted for commercial maritime automation and heavy industrial control circuits. The relay enables reliable operations under tough environmental circumstances. The MFT SU22P offers seamless sequence management, motor start delays and load-shedding control with 7 different timing functions, a rugged Double Pole Double Throw (DPDT / 2CO) contact arrangement and a wide timing range from fractions of a second to hundreds of hours.
Model Details
- Brand: Selectron
- Model / Model Series: MFT Series (Multifunction Timer)
- Manufacturer Part Number (MPN): MFT SU22P
- Alternative Industry Reference: MFT-SU22P / SU22P
Technical Details
| Attribute | Specification Details |
|---|---|
| Product Type | Multifunction Time Delay Relay |
| Mounting Type | 11-Pin Plug-in Socket Mount |
| Supply Voltage Range | 12V to 240V AC/DC (Universal Compatibility) |
| Switch Configuration | DPDT (Double Pole Double Throw) / 2CO (2 Changeover Contacts) |
| Contact Switching Capacity | Up to 2 kVA |
| Max Switching Current | 8 Amps |
| Max Switching Voltage | 250 VAC |
| Time Delay Range | 0.05 seconds to 360,000 seconds (50 ms to 100 Hours) |
| Number of Timer Functions | 7 integrated functions (e.g., Delay On, Pulse Limitation, etc.) |
| Status Indicators | Green LED (Supply Voltage/Timing), Yellow LED (Output Relay Status) |
| Ingress Protection Rating | IP40 (Enclosure protected against solid elements) |
| Country of Origin | Austria (AT) |
Part Number Cross-References
- RS Stock Number: 288-4929
- Distrelec Article Number: 137-54-241
- Related Variants: Selectron MFT SU22S
Lead Time & Shipping Information
Dispatch Time: Ships within 1–3 business days for in-stock inventory.
Global Express Shipping: Available worldwide via DHL Express, FedEx, or specialised marine courier networks, straight to your port of choice or facility.
Packaging: Ships in high-density anti-static foam padding to prevent transport damage under rough freight conditions.
Guide from Our Marine Engineer Expert:
- Always use a stainless steel hold-down spring clip. When Installing the MFT SU22P into an 11-Pin Base in a Marine Control Enclosure Always Use Socket Hold-Down Clips. This mechanically locks the relay onto the base avoiding the chance of micro arcing or contact failure due to engine room resonance.
- LED Diagnostics Check During Maintenance Rounds : Use the inbuilt dual-color LED matrix for rapid troubleshooting. If the green LED is flashing, your supply voltage is good and the time cycle is actively counting down. If the yellow LED is off when the timer has timed out check your external control contacts or output fuse.
- Avoid Contact Arcing with Snubber Circuits When utilising this relay to switch inductive loads, such as big solenoid valves or heavy contactor coils, add an external RC snubber network across the changeover contacts. This decreases back-EMF arcing, maintaining the silver alloy contact tips for millions of additional operations.
30 DAYS RETURN POLICY
RETURNS ACCEPTED IN 30 DAYS. BUYER PAYS THE SHIPPING CHARGES. RESTOCKING FEES 20%.
NOTE:
IF THE ITEM COMES UNDER CUSTOMS, THE BUYER WILL BE FULLY RESPONSIBLE FOR DUTIES & OTHER CHARGES. WE AS A SELLER DO NOT ACCEPT THE RETURN AND REFUND IN THIS CASE. KINDLY CONNECT WITH US BEFORE PURCHASING AND ITEM OR IF YOU HAVE ANY OTHER QUERIES.
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PACKAGING
QUALITY PACKING FOR EACH PRODUCT. ASSURED SAFE & UNDAMAGED DELIVERY.
SHIPPING
FeDEX, DHL EXPRESS INTERNATIONAL SHIPPING.
TAXES & IMPORT DUTIES
DESTINATION COUNTRY ALL TAXES & DUTY TO BE PAID BY BUYER (NOT INCLUDED IN PRICE.

