51 Series Diaphragm Pump
Description
The 51 NEW Series is our Heavy-Duty water pump. It provides high volume water flow with reduced pump cycling, thanks to the large five-chamber diaphragm. These models are designed to run on water systems with no accumulator tank necessary, and up to four fixtures! It is also suited for use with a holding tank water system, as may be found in a boat, RV or remote cabin. It provides up to 5.0 gallons per minute. The 51-Series pumps are self-priming, and can run dry without damage, performance reliable and low current. This automatic demand water system pump has a built-in pressure switch, which automatically starts and stops the pump when the faucet is opened and closed.They are easy to install service and winterize.
- Can supply up to 4 fixtures
- Precise pressure control and stable performance
- Good sealing performance,waterproof and dustproof
- Low starting pressure,reduces cycling
- Good heat dissipation -Run dry safe
- Can be use for Fresh & Salt Water
- 2 Year Warranty
- Meets or exceeds RoHS, SGS, and ISO standards

Shipping and returns
Shipping and customer service
We use Australia Post Eparcel for shipping if goods within Australia. If you would like to use an alternative shipping method please Contact Us and we can discuss alternatives.
When you contact us, a real person will call you back! This is what separates us from our competitors. We are a real store on QLD's Gold Coast with over 30 years experience in boating and Customer care.
Returns policy
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at chandlery@bosuns.com.au. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at chandlery@bosuns.com.au.
Have a question
PO Box 138, Main Beach QLD 4217
Street Address:Southport Yacht Club, Macarthur Parade, Main Beach QLD 4217
Trading HoursMonday - Friday - 7.30am – 5pm
Saturday - 8am to 4pm
Sunday - 8am to 12noon
(07) 55 911 911 | Fax (07) 55 916 147
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