Lifetime 60309 Double Bin Rotating Composter 100 Gallon
- 100 gallon total capacity across two tumblers
- 50 gallons (6.7 cubic ft) per tumbler, for batch composting
- High density polyethylene, UV-protected double-wall panels
- Internal aeration bar mixes compost and moves air
- Spring-loaded pin locks rotation during filling
- 85.8 lb item weight
Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A sensible batch composter for gardeners who want one bin working while the other fills. Assembly details and warranty terms are not listed, so check those before ordering.
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ASIN: B07N28CQ5QModel: 60309Category: Composting Bins
Overview
Twin rotating tumblers do the mixing here, so each batch is turned with a spin instead of a pitchfork. An internal aeration bar stirs the contents and moves air through them, while dark double-wall panels absorb and hold heat.
Two separate chambers let one batch finish while fresh trimmings go into the other, which is how batch composting stays continuous. The heavy plastic build and wide frame mean it belongs in one permanent spot, not something to drag around the yard.
Who it's for
Backyards with a steady supply of lawn trimmings and organic waste get the most from it, since batch composting needs regular loads. Gardeners with tiny spaces or very little waste will find the frame oversized.
Pros and cons
- Two bins allow continuous batch composting
- Internal aeration bar mixes and aerates
- Dark double-wall panels hold heat
- UV-protected high density polyethylene
- Warranty terms not listed
- Heavy to reposition once set up
- Wide frame needs a dedicated yard spot
- Each batch must finish before reuse
Performance notes
Breakdown speed depends on moisture and air reaching the microorganisms, which the aeration bar and regular turning supply. The dark double walls absorb sun and retain heat, so a sunny spot speeds the process. A bin packed with dense wet material turns harder and gets less air.
Specifications
| Brand | Lifetime |
|---|---|
| Model | 60309 |
| Dimensions & fit | |
| Item weight | 85.8 pounds |
| Item Dimensions L x W x H | 65 × 31 × 43.3 inches |
| Capacity & performance | |
| Capacity | 100 gallons |
| Tumbler capacity | 50 gallons |
| Construction & materials | |
| Material Type | High Density Polyethylene |
| Color | Brown |
| Wall construction | Dark double-wall panels, UV-protected |
| Other details | |
| Shape | Cylindrical |
| Aeration | Internal aeration bar |
| Lid | Extra large removable lid |
| Rotation lock | Spring-loaded pin |
Frequently asked questions
How much yard space does the Lifetime 60309 composter need?
The listed dimensions are 65 inches long, 31 inches wide and 43.3 inches high, so plan a level spot at least that size with room to spin the bins.
Can I add fresh scraps to a Lifetime 60309 bin that is already composting?
The design is meant for batch composting: fill one tumbler, let it finish, and load new material into the second one meanwhile.
How do I stop the Lifetime composter from turning while I fill it?
A spring-loaded pin locks rotation during filling, and the extra large lid comes off for loading.
Does the Lifetime 60309 come with compost starter?
No. The listing names only the composter itself as the included component, so any starter or accelerator is a separate purchase.
What can go into the Lifetime 60309 composter?
The maker suggests lawn and garden trimmings plus organic waste, kept moist and turned so air reaches the material.