Casil CA465 4v 6.5ah Battery for Resideo Honeywell LTEM-PA LTEM-PV Advanced Modular Communicator R300-11454
- In stock · Order by 3 PM ET, ships same business day from our US warehouse
- Free shipping on this battery · Shipping details
- Fresh stock, date-coded on the label — you know exactly how old it is
- 1-year pro-rated warrantyTerms on every listing
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- Voltage
- 4V
- Capacity
- 6.5Ah
- Size (in)
- 2.72 × 1.81 × 3.94
- Weight
- 2 lb
- Type
- SLA / AGM
Does this fit my model?
Overview
The 4V 6.5Ah battery for alarm and security panels
Casil CA465 4v 6.5ah Battery for Resideo Honeywell LTEM-PA LTEM-PV Advanced Modular Communicator R300-11454 is a 4V 6.5Ah rechargeable sealed lead acid (SLA/AGM) battery built for dependable, maintenance-free replacement power. Its sealed AGM/VRLA design is suited for standby and cyclic applications.
Applications: home security systems, alarm panels, access control, backup power.
Compatible / Cross-Reference Searches: LTEM-PA, LTEM-PV, R300-11454, Honeywell, Resideo. Match voltage, capacity, dimensions, terminal type and polarity before ordering; listed models are cross-reference search terms, not OEM affiliation claims.
Fit Check: Confirm voltage, amp-hour rating, dimensions, terminal type and polarity against your original battery before purchase.
Popular Search Terms: 4V 6.5Ah battery, 4 volt 6.5 amp hour battery, rechargeable SLA battery, sealed lead acid battery, AGM battery, battery replacement.
- Maintenance-free AGM (VRLA)Sealed and spill-proof — no watering, no acid to top up.
- Built to the original size2.72 × 1.81 × 3.94 in, a drop-in for R300-11454.
- Fresh, date-coded stockMonth and year printed on the label for your service records.
Specifications
Full specifications
| Model | Casil CA465 |
|---|---|
| Brand | Casil |
| SKU | CA465-1X |
| Nominal voltage | 4V |
| Rated capacity | 6.5Ah |
| Chemistry | Sealed lead-acid, AGM (VRLA) |
| Length × width × height | 2.72 × 1.81 × 3.94 in (69 × 46 × 100 mm) |
| Weight | 2 lb (0.91 kg) |
| Maintenance | Maintenance-free, spill-proof |
| Replaces | R300-11454 |
| Used in | Alarm & Security |
| Shipping | Free shipping · ships from our US warehouse |
Dimensions
Dimension drawing
Drawn to scale from the listed dimensions. Terminal positions are shown for reference — check the polarity marks on your old battery.
Cross-reference
Replaces these part numbers
Listed cross-references for the Casil CA465 4V 6.5Ah — 2.72 × 1.81 × 3.94 in. Match voltage, size and terminal to your old battery before ordering.
| Brand | Part number |
|---|---|
| — | R300-11454 |
Compatibility
Fits these devices
Shipping & warranty
Shipping, returns & warranty
Shipping
Free shipping on this battery. Order by 3 PM ET and it ships the same business day from our US warehouse.
Shipping detailsReturns
Ordered the wrong size? Check the return window and how to send a battery back before you ship it.
Returns policyWarranty
Keep your order number — the date code on the label shows when the battery was made.
Warranty termsBuying 25 or more?
Get a written quote with business pricing for installers, facilities and resellers.
Request a quoteFAQ
Before you swap it
Not sure it matches your old battery? Our team checks part numbers every day.
Will this fit my Honeywell / Resideo LTEM-PA?
The CA465 is listed for Honeywell / Resideo LTEM-PA, Honeywell / Resideo LTEM-PV. Match the voltage (4V), capacity (6.5Ah), size (2.72 × 1.81 × 3.94 in) and terminal to your old battery, or use the fit check at the top of this page.
How often should it be replaced?
Sealed lead-acid batteries in standby equipment such as alarm panels, fire panels and UPS units are typically replaced every 3–5 years, or sooner if the system reports a low battery or fails its load test. The date code on the label shows when the battery was made.
Can I use a battery with more amp-hours?
Usually, if the voltage, case size and terminals match: more amp-hours means longer runtime. Check that it fits the compartment and that your charger can recharge it in the time your system requires.
How does it ship?
Shipping is free on this battery. Orders placed by 3 PM ET ship the same business day from our US warehouse. See shipping details.
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Casil
Casil CA465 4v 6.5ah Battery for Resideo Honeywell LTEM-PA LTEM-PV Advanced Modular Communicator R300-11454
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