Apollo sounder circuit controller, short circuit isolator, 55000-852 UK
Apollo Sounder Control Unit with Isolator (White)
Product code:
55000-852

Apollo Sounder Control Unit with Isolator (White)

Quick specifications:

PRODUCT CODE: 55000-852

Loop Voltage: 17-28 DC
Switch on Surge: 2.6mA
Sounders Operated: 1.7mA
IP Rating: IP54
Maximum Sounder Circuit Voltage: 32V DC
Dimensions: 150 x 90 x 48mm
Finish Colour: White

Dispatch Information

1-4 DAYS
FREE Delivery on Selected
products and orders over £100 + VAT. If under it'll be £3.25 + VAT(Royal Mail) or £6.85 + VAT(DPD).

EXCL. VAT: £55.81
INCL. VAT: £66.97

For large orders please phone 01752 261211
for a further possible Discount!

100% SATISFACTION GUARANTEE - 14 Days to return the product for a refund if not entirely happy.

  • Sounder control units with isolator allows sounders to be operated continuously or be pulsed.
  • Can be operated individually or in groups.
  • Complete with an opto-coupled input to monitor the state of the external power supply.
  • Fitted with an isolator with ensure the unit is unaffected by loop short circuits.
  • Suitable for use in a wide range of applications to switch more than one sounder control units & more.
Sounder circuit Controller with Short circuit Isolator
Delivery Information

FREE Delivery on all orders over £100+VAT

Royal Mail Recorded Delivery Charges (Work in progress some products have them more on the way if you think your product doesn't weigh that much please phone 01752 261211.

For products with a weight of over 2000 Grams there is a courier fee of £6.85 + VAT.

These figure apply to UK Mainland orders only.

For orders to Countries other then the UK please phone 01752 261211 so we can give you an accurate shipping price.
Returns Policy

If sending items back to us to please include your details in or on the box and the reasons why you have sent it back. Also make sure you send the items recorded delivery.

Non Faulty Goods 


We accept returns for exchange or full refund up to 14 days following delivery. We cannot accept items back after 14 days after delivery. The item must be in the undamaged original packaging plus the product itself must be in as new condition. The full outbound postage cost will be issued in your refund however the return postage will not be refunded.

If cancelling your purchase under the The Consumer Contracts Regulations, your product must be complete and in 'as new' condition. If you have opened the box to examine the product you must have done so without damaging or marking the product or packaging. The product must not have been used or installed and data must not have been inputted. It should be returned with the original box and packaging, along with any accessories you received with it.

We cannot cancel your purchase when:
You return your product to us without proof of purchase

The goods got damaged during delivery

When sending items back to us please send them RECORDED delivery so they can be tracked. If the courier looses the item we cannot be held responsible.


Faulty Goods

Your goods should reach you in perfect condition but in the unlikely event that there is a fault with your product you can return it to us within 7 days of delivery for a full refund.

Faulty goods will only be credited following a satisfactory report from the manufacturer that the fault was with the goods and not the installation.

When sending items back to us please send them RECORDED delivery so they can be tracked. If the courier looses the item we cannot be held responsible.

Address to send your returns please note they must be sent RECORDED DELIVERY and include the reason for the return.

DTS Online Returns
Unit 26-31 Faraday Mill Business Park
Plymouth
PL4 0ST
We are always here for our customers and you can always reach us for the help, advice or guidance you need.  Whether you need product specific information, help choosing the perfect product for the job or just want to discuss our Price Match Promise, we’ll be here for you. 

Customers Services - Available Monday to Friday (09:00 – 17:00):

Phone: 01752 261211 / 0844 8793212
Visit Us: 26 – 31 Faraday Mill Business Park, Faraday Road, Plymouth, Devon, PL4 0ST.

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